Collection: Balls - Metallic - Chrome Steel

Balls -> Metallic -> Chrome Steel
Diameter (D) Material Precision Hardness Properties Colour Indicative
Image
Metallic Balls - 5.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
5.500
mm
+/- 0.00254
(Equiv. 0.217 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 5.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00550-CH-G28 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $42.77 AUD
Regular price $93.70 AUD Sale price $42.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Diameter (D) Material Precision Hardness Indicative
Image
Metallic Balls - 5.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
5.500
mm
+/- 0.00254
(Equiv. 0.217 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 5.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00550-CH-G28 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $42.77 AUD
Regular price $93.70 AUD Sale price $42.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00556-CH-G25 (Pack of 100)
37 units (3700 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $7.50 AUD
Regular price Sale price $7.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 37 available can be backordered.
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00556-CH-G25 (Pack of 100)
37 units (3700 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $7.50 AUD
Regular price Sale price $7.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

37 units (3700 pcs) Available Now. Backorder if more than 37.
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 200
Hardness
60-70 Rockwell C
Properties
Commonly used in grinding applications
Colour
Silver
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00500   
About 1100 balls per kg
Part Number: BL-00600-CH-G200B (Per KG)
6 Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $71.68 AUD
Regular price Sale price $71.68 AUD
Per Per KG
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 200
Hardness
60-70 Rockwell C
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in grinding applications    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
About 1100 balls per kg
Part Number: BL-00600-CH-G200B (Per KG)
6 Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $71.68 AUD
Regular price Sale price $71.68 AUD
Per Per KG
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
6.000
mm
+/- 0.00254
(Equiv. 0.236 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Colour
Silver
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00700   
Part Number: BL-00600-CH-G28 (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 19, 2026
Regular price $72.32 AUD
Regular price $158.96 AUD Sale price $72.32 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
6.000
mm
+/- 0.00254
(Equiv. 0.236 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00700   
Part Number: BL-00600-CH-G28 (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 19, 2026
Regular price $72.32 AUD
Regular price $158.96 AUD Sale price $72.32 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 20
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00635-CH-G20 (Pack of 20)
23 units (460 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 23 available can be backordered.
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 20
Hardness
60-70 Rockwell C
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00635-CH-G20 (Pack of 20)
23 units (460 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

23 units (460 pcs) Available Now. Backorder if more than 23.
Metallic Balls - 6.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
6.500
mm
+/- 0.00254
(Equiv. 0.256 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 6.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00650-CH-G28 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $5.77 AUD
Regular price $11.99 AUD Sale price $5.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
6.500
mm
+/- 0.00254
(Equiv. 0.256 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 6.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00650-CH-G28 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $5.77 AUD
Regular price $11.99 AUD Sale price $5.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Diameter (D)
7.000
mm
+/- 0.005080
(Equiv. 0.276 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 40
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00700-CH-G40 (Pack of 100)
10 units (1000 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $15.14 AUD
Regular price Sale price $15.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 10 available can be backordered.
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Diameter (D)
7.000
mm
+/- 0.005080
(Equiv. 0.276 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 40
Hardness
60-70 Rockwell C
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00700-CH-G40 (Pack of 100)
10 units (1000 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $15.14 AUD
Regular price Sale price $15.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (1000 pcs) Available Now. Backorder if more than 10.
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-CH-G28 (Pack of 100)
74 units (7400 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 74 available can be backordered.
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-CH-G28 (Pack of 100)
74 units (7400 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

74 units (7400 pcs) Available Now. Backorder if more than 74.
Metallic Balls - 7.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.500
mm
+/- 0.00254
(Equiv. 0.295 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00750-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Metallic Balls - 7.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.500
mm
+/- 0.00254
(Equiv. 0.295 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 7.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00750-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 16, 2029
Metallic Balls - 7.938 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7.938 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00794-CH-G25 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $34.95 AUD
Regular price $75.11 AUD Sale price $34.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 7.938 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Metallic Balls - 7.938 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00794-CH-G25 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $34.95 AUD
Regular price $75.11 AUD Sale price $34.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 7.938 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7.938 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00794-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Metallic Balls - 7.938 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 7.938 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00794-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 16, 2029
Metallic Balls - 8 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.000
mm
+/- 0.00254
(Equiv. 0.315 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 8 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00800-CH-G28 (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 19, 2026
Regular price $241.05 AUD
Regular price $556.00 AUD Sale price $241.05 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 8 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.000
mm
+/- 0.00254
(Equiv. 0.315 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 8 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00800-CH-G28 (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 19, 2026
Regular price $241.05 AUD
Regular price $556.00 AUD Sale price $241.05 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 8.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.500
mm
+/- 0.00254
(Equiv. 0.335 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 8.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00850-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Metallic Balls - 8.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.500
mm
+/- 0.00254
(Equiv. 0.335 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 8.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00850-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 16, 2029
Metallic Balls - 8.731 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.731
mm
+/- 0.00254
(Equiv. 0.344 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 8.731 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00873-CH-G28 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $27.32 AUD
Regular price $57.16 AUD Sale price $27.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 8.731 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
8.731
mm
+/- 0.00254
(Equiv. 0.344 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 8.731 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00873-CH-G28 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $27.32 AUD
Regular price $57.16 AUD Sale price $27.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Deleted Item. Available while stocks last.
Part Number: BL-00900-CH-G28 (Pack of 100)
2 units (200 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.94 AUD
Regular price $13.09 AUD Sale price $4.94 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Deleted Item. Available while stocks last.
Part Number: BL-00900-CH-G28 (Pack of 100)
2 units (200 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.94 AUD
Regular price $13.09 AUD Sale price $4.94 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00953-CH-G25 (Pack of 50)
286 units (14300 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $17.23 AUD
Regular price Sale price $17.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 286 available can be backordered.
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
SAE52100 Chrome
Precision
AFBMA Grade 25
Hardness
60-70 Rockwell C
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00953-CH-G25 (Pack of 50)
286 units (14300 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $17.23 AUD
Regular price Sale price $17.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

286 units (14300 pcs) Available Now. Backorder if more than 286.
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 40
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-CH-G40 (Pack of 20)
55 units (1100 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $4.41 AUD
Regular price Sale price $4.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 55 available can be backordered.
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 40
Hardness
60-70 Rockwell C
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-CH-G40 (Pack of 20)
55 units (1100 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $4.41 AUD
Regular price Sale price $4.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

55 units (1100 pcs) Available Now. Backorder if more than 55.
Metallic Balls - 10.319 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
10.319
mm
+/- 0.00254
(Equiv. 0.406 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 10.319 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01032-CH-G28 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $68.95 AUD
Regular price $151.21 AUD Sale price $68.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 10.319 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
10.319
mm
+/- 0.00254
(Equiv. 0.406 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 10.319 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01032-CH-G28 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $68.95 AUD
Regular price $151.21 AUD Sale price $68.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 11 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.000
mm
+/- 0.00254
(Equiv. 0.433 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01100-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Metallic Balls - 11 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.000
mm
+/- 0.00254
(Equiv. 0.433 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 11 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01100-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 16, 2029
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.112
mm
+/- 0.00254
(Equiv. 0.437 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01111-CH-G28 (Pack of 20)
96 units (1920 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 96 available can be backordered.
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.112
mm
+/- 0.00254
(Equiv. 0.437 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01111-CH-G28 (Pack of 20)
96 units (1920 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

96 units (1920 pcs) Available Now. Backorder if more than 96.
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.500
mm
+/- 0.00254
(Equiv. 0.453 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01150-CH-G28 (Pack of 10)
5 units (50 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $19.14 AUD
Regular price Sale price $19.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
11.500
mm
+/- 0.00254
(Equiv. 0.453 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01150-CH-G28 (Pack of 10)
5 units (50 pcs) Available Now | Further orders can be expected around Wed, Aug 19, 2026
Regular price $19.14 AUD
Regular price Sale price $19.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. Backorder if more than 5.
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
Diameter (D)
11.906
mm
+/- 0.007620
(Equiv. 0.469 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 60
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00150   
Deleted Item. Available while stocks last.
Part Number: BL-01191-CH-G60 (Pack of 5)
87 units (435 pcs) Available Now | Item Discontinued - Up to 87 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $16.50 AUD
Regular price $56.90 AUD Sale price $16.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

87 units (435 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
Diameter (D)
11.906
mm
+/- 0.007620
(Equiv. 0.469 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 60
Hardness
60-70 Rockwell C
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Deleted Item. Available while stocks last.
Part Number: BL-01191-CH-G60 (Pack of 5)
87 units (435 pcs) Available Now | Item Discontinued - Up to 87 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $16.50 AUD
Regular price $56.90 AUD Sale price $16.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

87 units (435 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Metallic Balls - 12 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
12.000
mm
+/- 0.00254
(Equiv. 0.472 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 12 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01200-CH-G28 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $3.50 AUD
Regular price $6.16 AUD Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
12.000
mm
+/- 0.00254
(Equiv. 0.472 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 12 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01200-CH-G28 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 30, 2026
Regular price $3.50 AUD
Regular price $6.16 AUD Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
12.500
mm
+/- 0.00254
(Equiv. 0.492 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 12.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01250-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Metallic Balls - 12.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Diameter (D)
12.500
mm
+/- 0.00254
(Equiv. 0.492 in.)
Material
SAE52100 Chrome
Precision
ISO 3290 Grade 28
Hardness
60-70 Rockwell C
Metallic Balls - 12.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01250-CH-G28 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 16, 2029