Collection: Screws - Thumb

Screws -> Thumb
Thread Size (A) Thread Length (B) Overall Length (D) Head Diameter (E) Head Height (D) Indicative
Image
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
50.80
mm

(Equiv. 2 in.)
Overall Length (D)
71.44
mm

(Equiv. 2.813 in.)
Head Diameter (E)
31.75
mm
Head Height (D)
20.64
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Wing
Part Number: THS064C-051-W-CS-WF
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A) Thread Length (B) Overall Length (D) Indicative
Image
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
50.80
mm

(Equiv. 2 in.)
Overall Length (D)
71.44
mm

(Equiv. 2.813 in.)
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 31.75 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Wing
Part Number: THS064C-051-W-CS-WF
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Head Diameter (E)
645.16
mm
Head Height (D)
7.94
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-057-K-CS-DP
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15 - - Dog Point - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15  Dog Point - Steel
Material: Steel    Head Diameter (E): 645.16 mm    Head Height (D): 7.94 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-057-K-CS-DP
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15 - - Dog Point - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
63.50
mm

(Equiv. 2.5 in.)
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CB-FT
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Steel 12L14 Screw
2 Available Now | Further orders can be expected around Wed, Oct 01, 2025
Regular price $10.23 AUD
Regular price $12.27 AUD Sale price $10.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

2 Available Now. Backorder if more than 2.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
63.50
mm

(Equiv. 2.5 in.)
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CB-FT
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Steel 12L14 Screw
2 Available Now | Further orders can be expected around Wed, Oct 01, 2025
Regular price $10.23 AUD
Regular price $12.27 AUD Sale price $10.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

2 Available Now. Backorder if more than 2.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
63.50
mm

(Equiv. 2.5 in.)
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CS-FT
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $19.05 AUD
Regular price Sale price $19.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
63.50
mm

(Equiv. 2.5 in.)
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CS-FT
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $19.05 AUD
Regular price Sale price $19.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 12.7  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-013-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 12.7 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $149.05 AUD
Regular price $178.85 AUD Sale price $149.05 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 12.7  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-013-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 12.7 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $149.05 AUD
Regular price $178.85 AUD Sale price $149.05 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
19.10
mm

(Equiv. 0.752 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 19.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-019-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 19.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $153.50 AUD
Regular price $184.20 AUD Sale price $153.50 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
19.10
mm

(Equiv. 0.752 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 19.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-019-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 19.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $153.50 AUD
Regular price $184.20 AUD Sale price $153.50 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-025-F-CS (10 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 25.4 - - Flat Key Head - Steel Screw
20 units (200 pcs) Available Now | Item Discontinued - Up to 20 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.56 AUD
Regular price $12.66 AUD Sale price $3.56 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

20 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-025-F-CS (10 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 25.4 - - Flat Key Head - Steel Screw
20 units (200 pcs) Available Now | Item Discontinued - Up to 20 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.56 AUD
Regular price $12.66 AUD Sale price $3.56 AUD
Excludes GST and overseas Taxes & Duties
Per 10
Quantity Required

20 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
31.80
mm

(Equiv. 1.252 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-032-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 31.8 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $169.77 AUD
Regular price $203.73 AUD Sale price $169.77 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
31.80
mm

(Equiv. 1.252 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-032-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 31.8 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $169.77 AUD
Regular price $203.73 AUD Sale price $169.77 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-038-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 38.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $178.32 AUD
Regular price $213.98 AUD Sale price $178.32 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 BSW (6.35mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 1/4-20 BSW - 6.35mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064W-038-F-CS (200 Pcs)
Thumb Screws - 1/4-20 BSW - 6.35mm - 38.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $178.32 AUD
Regular price $213.98 AUD Sale price $178.32 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
30.16
mm

(Equiv. 1.187 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-013-FL-MI (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,187.86 AUD
Regular price Sale price $1,187.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
30.16
mm

(Equiv. 1.187 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-013-FL-MI (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,187.86 AUD
Regular price Sale price $1,187.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
36.51
mm

(Equiv. 1.437 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-MI (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,116.86 AUD
Regular price Sale price $1,116.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
36.51
mm

(Equiv. 1.437 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-MI (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,116.86 AUD
Regular price Sale price $1,116.86 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
39.69
mm

(Equiv. 1.563 in.)
Head Diameter (E)
25.40
mm
Head Height (D)
20.64
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-CS-WF
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $17.86 AUD
Regular price $21.44 AUD Sale price $17.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
39.69
mm

(Equiv. 1.563 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-CS-WF
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $17.86 AUD
Regular price $21.44 AUD Sale price $17.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
38.10
mm

(Equiv. 1.5 in.)
Head Diameter (E)
44.45
mm
Head Height (D)
19.05
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS079C-019-W-CS
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel Screw
2 Available Now | Further orders can be expected around Wed, Oct 01, 2025
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

2 Available Now. Backorder if more than 2.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel
Material: Steel    Head Diameter (E): 44.45 mm    Head Height (D): 19.05 mm   
Category: Screws - Thumb - Wing
Part Number: THS079C-019-W-CS
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel Screw
2 Available Now | Further orders can be expected around Wed, Oct 01, 2025
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

2 Available Now. Backorder if more than 2.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-019-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $223.86 AUD
Regular price $268.64 AUD Sale price $223.86 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-019-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $223.86 AUD
Regular price $268.64 AUD Sale price $223.86 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-025-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $253.14 AUD
Regular price $303.76 AUD Sale price $253.14 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-025-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $253.14 AUD
Regular price $303.76 AUD Sale price $253.14 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
26.99
mm

(Equiv. 1.063 in.)
Head Diameter (E)
25.40 / 7.94
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS079C-025-H-CB
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $132.95 AUD
Regular price $159.55 AUD Sale price $132.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
26.99
mm

(Equiv. 1.063 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel
Material: Steel    Head Diameter (E): 25.40 / 7.94 mm    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS079C-025-H-CB
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $132.95 AUD
Regular price $159.55 AUD Sale price $132.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
42.86
mm

(Equiv. 1.687 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-025-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron Screw
8 Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.68 AUD
Regular price $16.65 AUD Sale price $7.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

8 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
42.86
mm

(Equiv. 1.687 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-025-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron Screw
8 Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.68 AUD
Regular price $16.65 AUD Sale price $7.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

8 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
44.45
mm

(Equiv. 1.75 in.)
Head Diameter (E)
44.45
mm
Head Height (D)
19.05
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS079C-025-W-CS
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
44.45
mm

(Equiv. 1.75 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel
Material: Steel    Head Diameter (E): 44.45 mm    Head Height (D): 19.05 mm   
Category: Screws - Thumb - Wing
Part Number: THS079C-025-W-CS
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
31.75
mm

(Equiv. 1.25 in.)
Overall Length (D)
49.21
mm

(Equiv. 1.937 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-032-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
31.75
mm

(Equiv. 1.25 in.)
Overall Length (D)
49.21
mm

(Equiv. 1.937 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-032-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
31.75
mm

(Equiv. 1.25 in.)
Head Diameter (E)
28.58
mm
Head Height (D)
9.53
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-032-K-CS-DP
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75 - - Dog Point - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $34.95 AUD
Regular price Sale price $34.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
31.75
mm

(Equiv. 1.25 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75  Dog Point - Steel
Material: Steel    Head Diameter (E): 28.58 mm    Head Height (D): 9.53 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-032-K-CS-DP
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75 - - Dog Point - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $34.95 AUD
Regular price Sale price $34.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
31.80
mm

(Equiv. 1.252 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-032-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $266.05 AUD
Regular price $319.25 AUD Sale price $266.05 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
31.80
mm

(Equiv. 1.252 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-032-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $266.05 AUD
Regular price $319.25 AUD Sale price $266.05 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-038-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $280.32 AUD
Regular price $336.38 AUD Sale price $280.32 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 BSW (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-038-F-CS (200 Pcs)
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1 - - Flat Key Head - Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $280.32 AUD
Regular price $336.38 AUD Sale price $280.32 AUD
Excludes GST and overseas Taxes & Duties
Per 200
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
55.56
mm

(Equiv. 2.187 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
55.56
mm

(Equiv. 2.187 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-MI
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
58.74
mm

(Equiv. 2.313 in.)
Head Diameter (E)
25.40
mm
Head Height (D)
20.64
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-CS-WF (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,287.23 AUD
Regular price Sale price $1,287.23 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
58.74
mm

(Equiv. 2.313 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-CS-WF (100 Pcs)
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 01, 2025
Regular price $1,287.23 AUD
Regular price Sale price $1,287.23 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.