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Pan Head Screws - 4-40 UNC - 2.85mm - 9.5 mm - Zinc Plated Steel Phillips SC028C-010-P-PH-CZ (PK-50)
Pan Head Screws - 4-40 UNC - 2.85mm - 9.5 mm - Zinc Plated Steel Phillips Screw

 $8.00 $15.20
12 (600 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel THS028C-010-K-3 (Each)
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm Knurled - Stainless Steel Screw

 $7.01 $8.41
3 Available Now -> Only the available quantity may be ordered online. No backorders.
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Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips SK028C-013-PH-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw

 $12.05
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips SC028C-013-P-PH-S4 (PK-100)
Pan Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw

 $13.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless SC028C-013-C-SK-S4 (PK-20)
Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Screw

 $2.41 $4.25
27 (540 pcs) Available Now -> Orders for more than 27 can be expected around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket SC028C-013-B-SK-S4 (PK-10)
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw

 $2.50 $4.70
4 (40 pcs) Available Now -> Orders for more than 4 can be expected around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket SK028C-013-SK-S4 (PK-20)
Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw

 $2.32 $4.22
3 (60 pcs) Available Now -> Orders for more than 3 can be expected around Jun 21, 2026
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Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel THS028C-011-K-SS-WF (Each)
Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm Knurled - Stainless Steel Screw

 $8.77 $10.53
1 Available Now -> Orders for more than 1 can be expected around Jul 16, 2026
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Threaded Spacers - 4-40 UNC - 2.85mm - 12.7x4.8 mm Hex - Stainless Steel Spacer SHX-T-029C-013-005-S3 (Each)
Threaded Spacers - 4-40 UNC - 2.85mm - 12.7x4.8 mm Hex - Stainless Steel Spacer

 $0.80 $1.52
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket SK028C-013-SK-C (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw

 $60.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass THS028C-013-K-BZ (Each)
Thumb Screws - 4-40 UNC - 2.85mm - 12.7x17.46 mm Knurled - Brass Screw

 $9.00 $17.10
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 12.7 mm 304 Stainless Steel DIN916 - Stainless Steel 304 Similar to A2, 18-8 HRB80 SS028C-0127-S4 (PK-100)
Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 12.7 mm 304 Stainless Steel DIN916 - Stainless Steel 304 Similar to A2, 18-8 HRB80 Screw

 $15.59 $18.71
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 12.7 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028C-0127-AS (PK-100)
Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 12.7 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $18.95 $22.75
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket SC028C-013-B-SK-C (PK-20)
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket Screw

 $2.95 $5.45
11 (220 pcs) Available Now -> Orders for more than 11 can be expected around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - Black Oxide Steel Phillips SC028C-013-P-PH-C (PK-50)
Pan Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - Black Oxide Steel Phillips Screw

 $8.00 $15.20
19 (950 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-013-C-SK-C (PK-10)
Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $5.23
9 (90 pcs) Available Now -> Orders for more than 9 can be expected around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted SK028C-016-SL-S4 (PK-22)
Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted Screw

 $4.40 $8.36
1 (22 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips SK028C-016-PH-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw

 $14.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - SC028C-013-C-SK-N (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Screw

 $8.00 $15.20
1 (50 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Pan Head Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips SC028C-016-P-PH-S4 (PK-10)
Pan Head Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw

 $3.68
4 (40 pcs) Available Now -> Orders for more than 4 can be expected around Jun 21, 2026
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Hex Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted SC028C-013-H-SL-N (PK-10)
Hex Head Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw

 $8.00 $15.20
6 (60 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless SC028C-016-C-SK-S4 (PK-100)
Socket Cap Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Screw

 $55.59
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted SK028C-013-SL-N (PK-10)
Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw

 $8.00 $15.20
7 (70 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket SC028C-016-B-SK-S4 (PK-10)
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw

 $4.86
2 (20 pcs) Available Now -> Orders for more than 2 can be expected around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket SK028C-016-SK-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw

 $38.23
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - Alloy Steel Socket SC028C-016-B-SK-C (PK-100)
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - Alloy Steel Socket Screw

 $37.59
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-016-C-SK-C (PK-100)
Socket Cap Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $61.86
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips SK028C-013-PH-CZ (PK-20)
Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips Screw

 $3.64 $11.48
9 (180 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 15.9 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028C-0159-AS (PK-100)
Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 15.9 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $30.05 $36.05
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 19.05 mm - 18-8 Stainless Steel AT028C-0019-S4 (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 19.05 mm - 18-8 Stainless Steel Stud

 $96.32 $115.58
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips SK028C-019-PH-S4 (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw

 $3.59 $6.68
1 (50 pcs) Available Now -> Orders for more than 1 can be expected around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips SC028C-019-P-PH-S4 (PK-10)
Pan Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw

 $2.14 $3.90
7 (70 pcs) Available Now -> Orders for more than 7 can be expected around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless SC028C-019-C-SK-S4 (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Screw

 $2.50 $4.53
31 (1550 pcs) Available Now -> Orders for more than 31 can be expected around Aug 26, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket SK028C-016-SK-C (PK-10)
Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw

 $2.86 $5.26
8 (80 pcs) Available Now -> Orders for more than 8 can be expected around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket SC028C-019-B-SK-S4 (PK-10)
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw

 $5.05
5 (50 pcs) Available Now -> Orders for more than 5 can be expected around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket SK028C-019-SK-S4 (PK-20)
Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw

 $4.23 $7.85
3 (60 pcs) Available Now -> Orders for more than 3 can be expected around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 15.9 mm - Nylon - Zytel 101 - Slotted SC028C-016-P-SL-N (PK-40)
Pan Head Screws - 4-40 UNC - 2.85mm - 15.9 mm - Nylon - Zytel 101 - Slotted Screw

 $22.50 $42.75
1 (40 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket SC028C-019-B-SK-C (PK-100)
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket Screw

 $42.05
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket SK028C-019-SK-C (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw

 $33.05
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 19.05 mm - Low carbon steel AT028C-0019-MS (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 19.05 mm - Low carbon steel Stud

 $106.86 $128.24
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6 THS028C-019-K-NY-WF (PK-10)
Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm Knurled - Nylon Polyamide 6/6 Screw

 $8.00 $15.20
3 (30 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 19.1 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028C-0191-AS (PK-50)
Standard Cup Point Socket Set Screws - 4-40 UNC - 2.85mm - 19.1 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $25.86 $31.04
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 22.2 mm - 304 Stainless SC028C-022-C-SK-S4 (PK-10)
Socket Cap Screws - 4-40 UNC - 2.85mm - 22.2 mm - 304 Stainless Screw

 $4.59
56 (560 pcs) Available Now -> Orders for more than 56 can be expected around Aug 26, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-022-C-SK-C (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $39.50
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket SK028C-022-SK-C (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket Screw

 $45.50
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-019-C-SK-C (PK-20)
Socket Cap Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $7.50
17 (340 pcs) Available Now -> Orders for more than 17 can be expected around Jun 21, 2026
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Fillister Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - Nylon - Zytel 101 - Slotted SC028C-019-F-SL-N (PK-20)
Fillister Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - Nylon - Zytel 101 - Slotted Screw

 $11.00 $20.90
1 (20 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Binder Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - Nylon - Zytel 101 - Slotted SC028C-019-BD-SL-N (PK-15)
Binder Head Screws - 4-40 UNC - 2.85mm - 19.1 mm - Nylon - Zytel 101 - Slotted Screw

 $9.00 $17.10
1 (15 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - Zinc Plated Phillips SK028C-019-PH-CZ (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - Zinc Plated Phillips Screw

 $19.05 $22.85
Temporarily Out Of Stock -> Backorder now for delivery around Aug 07, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 25.4 mm - 18-8 Stainless Steel AT028C-0025-S4 (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 25.4 mm - 18-8 Stainless Steel Stud

 $112.95 $135.55
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 THS028C-025-K-3-P (Each)
Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw

 $15.41
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips SK028C-025-PH-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw

 $20.59
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips SC028C-025-P-PH-S4 (PK-10)
Pan Head Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw

 $2.23 $4.11
97 (970 pcs) Available Now -> Orders for more than 97 can be expected around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless SC028C-025-C-SK-S4 (PK-10)
Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Screw

 $7.14
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket SC028C-025-B-SK-S4 (PK-100)
Button Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw

 $63.77
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket SK028C-025-SK-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw

 $51.50
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Button Screws - 4-40 UNC - 2.85mm - 25.4 mm - Alloy Steel Socket SC028C-025-B-SK-C (PK-100)
Button Screws - 4-40 UNC - 2.85mm - 25.4 mm - Alloy Steel Socket Screw

 $57.41
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-025-C-SK-C (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $41.23
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket SK028C-025-SK-C (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw

 $73.95
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 25.4 mm - Low carbon steel AT028C-0025-MS (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 25.4 mm - Low carbon steel Stud

 $358.95 $430.75
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 28.6 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-029-C-SK-C (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 28.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $44.23
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - Aluminium SC028C-025-C-SK-A (PK-10)
Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - Aluminium Screw

 $8.00 $15.20
5 (50 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - Nylon - Zytel 101 - SC028C-025-C-SK-N (PK-10)
Socket Cap Screws - 4-40 UNC - 2.85mm - 25.4 mm - Nylon - Zytel 101 - Screw

 $8.00 $15.20
18 (180 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips SK028C-032-PH-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw

 $33.50
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips SC028C-032-P-PH-S4 (PK-100)
Pan Head Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw

 $25.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless SC028C-032-C-SK-S4 (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Screw

 $48.50
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket SK028C-032-SK-C (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw

 $85.59 $102.71
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - Zinc Plated Phillips SK028C-025-PH-CZ (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - Zinc Plated Phillips Screw

 $19.95 $23.95
Temporarily Out Of Stock -> Backorder now for delivery around Aug 07, 2026
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Fillister Head Screws - 4-40 UNC - 2.85mm - 25.4 mm - Zinc Plated Steel SC028C-025-F-SL-CZ (PK-50)
Fillister Head Screws - 4-40 UNC - 2.85mm - 25.4 mm - Zinc Plated Steel Screw

 $8.00 $15.20
9 (450 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 38.1 mm - 18-8 Stainless Steel AT028C-0038-S4 (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 38.1 mm - 18-8 Stainless Steel Stud

 $142.95 $171.55
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips SK028C-038-PH-S4 (PK-100)
Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw

 $41.68
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Pan Head Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips SC028C-038-P-PH-S4 (PK-20)
Pan Head Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw

 $2.95 $5.45
47 (940 pcs) Available Now -> Orders for more than 47 can be expected around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless SC028C-038-C-SK-S4 (PK-50)
Socket Cap Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Screw

 $39.86 $47.84
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-044-C-SK-C (PK-100)
Socket Cap Screws - 4-40 UNC - 2.85mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $101.59 $121.91
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 50.8 mm - 18-8 Stainless Steel AT028C-0051-S4 (PK-2)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 50.8 mm - 18-8 Stainless Steel Stud

 $3.32 $3.98
2 (4 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-40 UNC - 2.85mm - 50.8 mm - 304 Stainless SC028C-051-C-SK-S4 (PK-100)
Socket Cap Screws - 4-40 UNC - 2.85mm - 50.8 mm - 304 Stainless Screw

 $106.23 $127.47
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-051-C-SK-C (PK-100)
Socket Cap Screws - 4-40 UNC - 2.85mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $110.50 $132.60
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 63.5 mm - 18-8 Stainless Steel AT028C-0064-S4 (PK-100)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 63.5 mm - 18-8 Stainless Steel Stud

 $117.77 $141.33
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-032-C-SK-C (PK-5)
Socket Cap Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $4.05
27 (135 pcs) Available Now -> Orders for more than 27 can be expected around Jun 21, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 38.1 mm - Low carbon steel AT028C-0038-MS (PK-200)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 38.1 mm - Low carbon steel Stud

 $431.05 $517.25
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Hexagonal Nuts - 4-40 UNC -2.85mm- 3.7x6.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 NT028C-NI-S4 (PK-100)
Hexagonal Nuts - 4-40 UNC - 2.85mm - 3.7x6.4 mm Nylon Insert - Stainless Steel 304 Similar to A2, 18-8 HRB80 Nut

 $31.32
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Socket Cap Screws - 4-40 UNC - 2.85mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel SC028C-038-C-SK-C (PK-5)
Socket Cap Screws - 4-40 UNC - 2.85mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $3.50 $6.50
7 (35 pcs) Available Now -> Orders for more than 7 can be expected around Jun 21, 2026
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Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - Zinc Plated Phillips SK028C-038-PH-CZ (PK-50)
Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - Zinc Plated Phillips Screw

 $20.68 $24.82
Temporarily Out Of Stock -> Backorder now for delivery around Aug 07, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 50.8 mm - Low carbon steel AT028C-0051-MS (PK-100)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 50.8 mm - Low carbon steel Stud

 $153.86 $184.64
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Threaded Studs Threaded Rod - 4-40 UNC -2.85mm- 63.5 mm - Low carbon steel AT028C-0064-MS (PK-100)
Threaded Studs Threaded Rod - 4-40 UNC - 2.85mm - 63.5 mm - Low carbon steel Stud

 $165.95 $199.15
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Hexagonal Nuts - 4-48 UNF -2.85mm- 4.57x6.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 NT028F-HX-S4 (PK-10)
Hexagonal Nuts - 4-48 UNF - 2.85mm - 4.57x6.35 mm Full - Stainless Steel 304 Similar to A2, 18-8 HRB80 Nut

 $5.68
8 (80 pcs) Available Now -> Orders for more than 8 can be expected around Jun 21, 2026
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Hexagonal Nuts - 4-40 UNC -2.85mm- 3.7x6.4 mm - Steel - Plated NT028C-NI-CS (PK-20)
Hexagonal Nuts - 4-40 UNC - 2.85mm - 3.7x6.4 mm Nylon Insert - Steel - Plated Nut

 $6.05
4 (80 pcs) Available Now -> Orders for more than 4 can be expected around Jun 30, 2026
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Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 2.5 N Stainless Body - Stainless Steel 303 Similar to A2, 304, 18-8 PLBT-028F-048-S3-010 (Each)
Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 2.5 N Stainless Body - Stainless Steel 303 Similar to A2, 304, 18-8 Plunger

 $8.32 $9.98
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Socket Cap Screws - 4-48 UNF - 2.85mm - 4.8 mm - High Tensile Steel / Black Oxide Alloy Steel SC028F-005-C-SK-C (PK-100)
Socket Cap Screws - 4-48 UNF - 2.85mm - 4.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $62.77
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Screw Insulators - 4 UNC/UNF -2.85mm- 0.795x2.921 mm - Nylon Zytel 101 SI-028-008 (PK-10)
Screw Insulators - 4 UNC/UNF - 2.85mm - 0.795x2.921 mm - Nylon Zytel 101 Insulator

 $8.00 $15.20
9 (90 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-48 UNF - 2.85mm - 7.9 mm - High Tensile Steel / Black Oxide Alloy Steel SC028F-070-C-SK-C (PK-50)
Socket Cap Screws - 4-48 UNF - 2.85mm - 7.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $36.77
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 7.9 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028F-0079-AS (PK-50)
Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 7.9 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $25.41 $30.49
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Screw Insulators - 4 UNC/UNF -2.85mm- 3.175x2.921 mm - Nylon Zytel 101 SI-028-032 (PK-100)
Screw Insulators - 4 UNC/UNF - 2.85mm - 3.175x2.921 mm - Nylon Zytel 101 Insulator

 $8.00 $15.20
1 (100 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Socket Cap Screws - 4-48 UNF - 2.85mm - 3.2 mm - High Tensile Steel / Black Oxide Alloy Steel SC028F-003-C-SK-C (PK-10)
Socket Cap Screws - 4-48 UNF - 2.85mm - 3.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw

 $2.77 $5.10
45 (450 pcs) Available Now -> Orders for more than 45 can be expected around Jun 21, 2026
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Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 3.2 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028F-0032-AS (PK-100)
Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 3.2 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $16.77 $20.13
2 (200 pcs) Available Now -> Orders for more than 2 can be expected around Jun 21, 2026
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Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 9.5 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 SS028F-0095-AS (PK-50)
Standard Cup Point Socket Set Screws - 4-48 UNF - 2.85mm - 9.5 mm Alloy Steel DIN916 - Carbon Steel - Hardened GD14.9 Screw

 $26.50 $31.80
Temporarily Out Of Stock -> Backorder now for delivery around Jun 21, 2026
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Screw Insulators - 4 UNC/UNF -2.85mm- 4.775x2.921 mm - Nylon Zytel 101 SI-028-048 (PK-10)
Screw Insulators - 4 UNC/UNF - 2.85mm - 4.775x2.921 mm - Nylon Zytel 101 Insulator

 $8.00 $15.20
9 (90 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 0.6 N Stainless Body - Stainless Steel 303 Grade with Nylon Ball PLBT-028F-048-S3N-002 (Each)
Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 0.6 N Stainless Body - Stainless Steel 303 Grade with Nylon Ball Plunger

 $8.05 $9.65
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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Syncro Clamps - Screw Size 4-48 UNF -2.85mm- 10.16x7.938 mm - Stainless Steel 18-8 Similar to A2, 303, 304 CSL-04.00X10.16X2.57F (PK-2)
Syncro Clamps - Screw Size 4-48 UNF - 2.85mm - 10.16x7.938 mm L Shaped - Stainless Steel 18-8 Similar to A2, 303, 304 Clamp

 $14.00 $26.60
2 (4 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 0.6 N - Steel Body with Stainless Ball PLBT-028F-048-CS-002 (Each)
Ball Threaded Plungers - 4-48 UNF - 2.85mm - 4.8 mm - 0.6 N - Steel Body with Stainless Ball Plunger

 $9.41 $11.29
Temporarily Out Of Stock -> Backorder now for delivery around Jun 30, 2026
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