About Thumb Screw and Binding Post Materials
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Socket Head Captive Panel Screws


Install through a hole and thread on a retainer (sold separately) to keep these screws secure—no special tools are required. Use an optional spring (sold separately) to provide even compression against panels. Screws, retainers, and springs are made from chemical-resistant 18-8 stainless steel and may be mildly magnetic. Length is measured from under the head.
Screws | Retainers | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Head | Each | Pkg. | Optional Springs | |||||||||||
Lg. | Thread Lg. | Dia. | Ht. | Drive Size | 1-4 | 5-Up | Pkg. Qty. | 1-4 | 5-Up | Pkg. Qty. | Pkg. | |||
18-8 Stainless Steel | ||||||||||||||
2-56 | ||||||||||||||
1/4" | 1/8" | 0.141" | 0.086" | 5/64" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
3/8" | 1/8" | 0.141" | 0.086" | 5/64" | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1/2" | 1/8" | 0.141" | 0.086" | 5/64" | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
4-40 | ||||||||||||||
1/4" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 000000 | 00000 | 5 | 0000000 | 00000 |
5/16" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/8" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/16" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1/2" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
5/8" | 5/32" | 0.188" | 0.11" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/4" | 5/32" | 0.188" | 0.112" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/8" | 5/32" | 0.188" | 0.112" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1" | 5/32" | 0.188" | 0.112" | 3/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
6-32 | ||||||||||||||
3/8" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/16" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1/2" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
9/16" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
5/8" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/4" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/8" | 3/16" | 0.234" | 0.138" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1" | 3/16" | 0.219" | 0.136" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/8" | 3/16" | 0.234" | 0.138" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/4" | 3/16" | 0.234" | 0.138" | 7/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
8-32 | ||||||||||||||
1/2" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
9/16" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
5/8" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/4" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/8" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1" | 3/16" | 0.266" | 0.162" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/8" | 3/16" | 0.281" | 0.164" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/4" | 3/16" | 0.281" | 0.164" | 9/64" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
10-24 | ||||||||||||||
1/2" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
5/8" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/4" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/8" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/4" | 1/4" | 0.313" | 0.19" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
10-32 | ||||||||||||||
1/2" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
9/16" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
5/8" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
3/4" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
7/8" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/4" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 3/8" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 1/2" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1 3/4" | 1/4" | 0.313" | 0.187" | 5/32" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
1/4"-20 | ||||||||||||||
5/8" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
3/4" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
7/8" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1 1/4" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1 1/2" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1 3/4" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
2" | 1/4" | 0.375" | 0.247" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1/4"-28 | ||||||||||||||
1/2" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
5/8" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
3/4" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 00000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 00000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1 1/4" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 00000 | 00000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
1 1/2" | 1/4" | 0.375" | 0.25" | 3/16" | 000000000 | 00000 | 00000 | 25 | 000000000 | 00000 | 0000 | 5 | 000000 | 0000 |
5/16"-18 | ||||||||||||||
5/8" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 00000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
3/4" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
7/8" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 00000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 1/4" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 1/2" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
2" | 3/8" | 0.469" | 0.312" | 1/4" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
3/8"-16 | ||||||||||||||
1/2" | 3/8" | 0.563" | 0.375" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
3/4" | 3/8" | 0.563" | 0.375" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
7/8" | 3/8" | 0.563" | 0.375" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1" | 3/8" | 0.563" | 0.372" | 5/16" | 000000000 | 00000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 1/4" | 3/8" | 0.563" | 0.375" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 1/2" | 3/8" | 0.563" | 0.372" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 3/4" | 3/8" | 0.563" | 0.375" | 5/16" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1/2"-13 | ||||||||||||||
1 1/4" | 3/8" | 0.75" | 0.5" | 3/8" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 1/2" | 3/8" | 0.75" | 0.5" | 3/8" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
1 3/4" | 3/8" | 0.75" | 0.5" | 3/8" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
2" | 3/8" | 0.75" | 0.5" | 3/8" | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
M2 × 0.4 mm | ||||||||||||||
8mm | 3mm | 3.8mm | 2mm | 1.5 mm | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
10mm | 3mm | 3.8mm | 2mm | 1.5 mm | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
M2.5 × 0.45 mm | ||||||||||||||
6mm | 3.5mm | 4.5mm | 2.5mm | 2 mm | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
8mm | 3.5mm | 4.5mm | 2.5mm | 2 mm | 000000000 | 0000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
M3 × 0.5 mm | ||||||||||||||
8mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
10mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
12mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
16mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
18mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
20mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
25mm | 4mm | 5.5mm | 3mm | 2.5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
M4 × 0.7 mm | ||||||||||||||
8mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
10mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
12mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
16mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
20mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
25mm | 4mm | 7mm | 4mm | 3 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 0000 | 5 | 0000000 | 0000 |
M5 × 0.8 mm | ||||||||||||||
8mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
10mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
12mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
16mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
20mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
25mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
30mm | 4mm | 8.5mm | 5mm | 4 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
M6 × 1 mm | ||||||||||||||
10mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
12mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
16mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 0000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
20mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 00000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
25mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 00000 | 0000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
30mm | 6mm | 10mm | 6mm | 5 mm | 000000000 | 00000 | 00000 | 25 | 000000000 | 00000 | 00000 | 5 | 000000 | 0000 |
M8 × 1.25 mm | ||||||||||||||
16mm | 8mm | 13mm | 8mm | 6 mm | 000000000 | 00000 | 0000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
20mm | 8mm | 13mm | 8mm | 6 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
25mm | 8mm | 13mm | 8mm | 6 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
30mm | 8mm | 13mm | 8mm | 6 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
40mm | 8mm | 13mm | 8mm | 6 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
M10 × 1.5 mm | ||||||||||||||
25mm | 8mm | 16mm | 10mm | 8 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
30mm | 8mm | 16mm | 10mm | 8 mm | 000000000 | 00000 | 00000 | __ | 000000 | 00 | 00 | __ | 000000 | 00 |
Hex Drive Binding Barrels and Screws



Made from 18-8 stainless steel, these binding barrels and screws are chemical resistant and may be mildly magnetic. Barrel length and screw length are measured from under the head.
Black-oxide 18-8 stainless steel binding barrels and screws have a matte-black finish that matches dark surfaces and reduces glare.
Barrel | Screw | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
For Material Thick. | Lg. | Dia. | Head Dia. | Head Ht. | Thread Dp. | Drive Size | Lg. | Head Dia. | Head Ht. | Drive Size | Each | |
18-8 Stainless Steel | ||||||||||||
10-24 | ||||||||||||
7/16" to 9/16" | 3/8" | 1/4" | 7/16" | 1/8" | 3/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1/2" to 5/8" | 1/2" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 0000 |
5/8" to 3/4" | 5/8" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 0000 |
3/4" to 7/8" | 1/2" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 0000 |
1" to 1 1/8" | 3/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 1/4" to 1 3/8" | 1" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 1/2" to 1 5/8" | 1 1/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 7/8" to 2 1/8" | 1 1/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1/4"-20 | ||||||||||||
1/2" to 3/4" | 1/2" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/8" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
3/4" to 1" | 3/4" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/8" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
1" to 1 1/4" | 1" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/8" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
1 3/8" to 1 5/8" | 1" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/4" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
1 5/8" to 1 7/8" | 1" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 1" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
3/8"-16 | ||||||||||||
5/8" to 7/8" | 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
3/4" to 1" | 5/8" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
7/8" to 1 1/8" | 3/4" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
1 1/8" to 1 3/8" | 1" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
1 5/8" to 1 7/8" | 1" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
2 1/8" to 2 3/8" | 1 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
2 3/8" to 2 5/8" | 1 3/4" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
2 5/8" to 2 7/8" | 2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
3 1/8" to 3 3/8" | 2 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
3 5/8" to 3 7/8" | 3" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
1/2"-13 | ||||||||||||
1 1/2" to 1 3/4" | 1" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
2" to 2 1/4" | 1 1/2" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
2 1/4" to 2 1/2" | 1 3/4" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
2 1/2" to 2 3/4" | 2" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
3" to 3 1/4" | 2 1/2" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
3 1/2" to 3 3/4" | 3" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
4" to 4 1/4" | 3" | 5/8" | 1" | 5/16" | 5/8" | 3/8" | 1 1/2" | 1" | 5/16" | 3/8" | 000000000 | 00000 |
M4 × 0.7 mm | ||||||||||||
12mm to 14mm | 12mm | 6mm | 10.5mm | 4mm | 7.5mm | 2.5 mm | 6mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 0000 |
16mm to 18mm | 16mm | 6mm | 10.5mm | 4mm | 7.5mm | 2.5 mm | 6mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 0000 |
20mm to 22mm | 20mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
25mm to 27mm | 25mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
30mm to 32mm | 30mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
40mm to 42mm | 40mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
M6 × 1 mm | ||||||||||||
16mm to 18mm | 16mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
20mm to 22mm | 20mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
25mm to 27mm | 25mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
30mm to 32mm | 30mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
40mm to 42mm | 40mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
M8 × 1.25 mm | ||||||||||||
20mm to 23mm | 20mm | 12mm | 21mm | 6mm | 11.5mm | 5 mm | 10mm | 21mm | 6mm | 5 mm | 000000000 | 00000 |
25mm to 28mm | 25mm | 12mm | 21mm | 6mm | 11.5mm | 5 mm | 10mm | 21mm | 6mm | 5 mm | 000000000 | 00000 |
40mm to 43mm | 40mm | 12mm | 21mm | 6mm | 11.5mm | 5 mm | 10mm | 21mm | 6mm | 5 mm | 000000000 | 00000 |
50mm to 53mm | 50mm | 12mm | 21mm | 6mm | 11.5mm | 5 mm | 10mm | 21mm | 6mm | 5 mm | 000000000 | 00000 |
Black-Oxide 18-8 Stainless Steel | ||||||||||||
10-24 | ||||||||||||
7/16" to 9/16" | 3/8" | 1/4" | 7/16" | 1/8" | 3/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1/2" to 5/8" | 1/2" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
5/8" to 3/4" | 5/8" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/4" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
3/4" to 7/8" | 1/2" | 1/4" | 7/16" | 1/8" | 5/16" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1" to 1 1/8" | 3/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 1/4" to 1 3/8" | 1" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 1/2" to 1 5/8" | 1 1/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1/2" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1 7/8" to 2 1/8" | 1 1/4" | 1/4" | 7/16" | 1/8" | 3/8" | 5/32" | 1" | 7/16" | 1/8" | 5/32" | 000000000 | 00000 |
1/4"-20 | ||||||||||||
1/2" to 3/4" | 1/2" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/8" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
1" to 1 1/4" | 1" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 3/8" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
1 5/8" to 1 7/8" | 1" | 3/8" | 21/32" | 3/16" | 3/8" | 7/32" | 1" | 21/32" | 3/16" | 7/32" | 000000000 | 00000 |
3/8"-16 | ||||||||||||
5/8" to 7/8" | 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
3/4" to 1" | 5/8" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1/2" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
1 5/8" to 1 7/8" | 1" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
2 1/8" to 2 3/8" | 1 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 1" | 7/8" | 1/4" | 5/16" | 000000000 | 00000 |
M4 × 0.7 mm | ||||||||||||
12mm to 14mm | 12mm | 6mm | 10.5mm | 4mm | 7.5mm | 2.5 mm | 6mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
16mm to 18mm | 16mm | 6mm | 10.5mm | 4mm | 7.5mm | 2.5 mm | 6mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
20mm to 22mm | 20mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
25mm to 27mm | 25mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
30mm to 32mm | 30mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
40mm to 42mm | 40mm | 6mm | 10.5mm | 4mm | 9.5mm | 2.5 mm | 8mm | 10.5mm | 4mm | 2.5 mm | 000000000 | 00000 |
M6 × 1 mm | ||||||||||||
16mm to 18mm | 16mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
30mm to 32mm | 30mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
40mm to 42mm | 40mm | 10mm | 17.5mm | 5mm | 9.5mm | 4 mm | 8mm | 17.5mm | 5mm | 4 mm | 000000000 | 00000 |
Binding Barrels and Screws for Wood
Create strong joints in wood and wood composite. Barrels and screws are sold separately. Barrel length and screw length are measured from under the head.
Use a dowel nut to create a strong joint in a blind hole.

Screw | ||||||||
---|---|---|---|---|---|---|---|---|
Thread Size | Thread Lg. | Lg. | Head Dia. | Head Ht. | Drive Size, mm | Pkg. Qty. | Pkg. | |
Black-Oxide Steel | ||||||||
10-24 | 7/8" | 1" | 0.519" | 0.079" | 4 | 25 | 000000000 | 000000 |
1/4"-20 | 0.472" | 0.472" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.591" | 0.591" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.591" | 0.984" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.704" | 0.787" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.708" | 0.708" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.787" | 0.787" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.787" | 1.181" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.787" | 1.181" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.906" | 0.906" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.984" | 0.984" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.984" | 1 3/8" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.984" | 1.378" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 1.578" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 1.578" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 1.772" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.772" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 1.969" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.969" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 2.756" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.359" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.359" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.756" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.15" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.15" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.543" | 0.519" | 0.079" | 4 | 10 | 000000000 | 00000 |
1/4"-20 | 1.575" | 3.547" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.937" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.937" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 4.328" | 0.519" | 0.079" | 4 | 5 | 000000000 | 0000 |
1/4"-20 | 1.575" | 4.328" | 0.669" | 0.079" | 4 | 5 | 000000000 | 0000 |
1/4"-20 | 1.575" | 4.724" | 0.519" | 0.079" | 4 | 5 | 000000000 | 00000 |
1/4"-20 | 1.575" | 4.724" | 0.669" | 0.079" | 4 | 5 | 000000000 | 0000 |
5/16"-18 | 1.181" | 1.579" | 0.669" | 0.079" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 1.181" | 1.969" | 0.669" | 0.079" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 1.575" | 2.362" | 0.669" | 0.079" | 5 | 10 | 000000000 | 0000 |
5/16"-18 | 1.575" | 2.756" | 0.669" | 0.079" | 5 | 10 | 000000000 | 0000 |
5/16"-18 | 1.575" | 3.15" | 0.669" | 0.079" | 5 | 10 | 000000000 | 0000 |
5/16"-18 | 1.575" | 3.543" | 0.669" | 0.079" | 5 | 10 | 000000000 | 0000 |
5/16"-18 | 1.575" | 3.938" | 0.669" | 0.079" | 5 | 10 | 000000000 | 0000 |
5/16"-18 | 1.969" | 4 1/2" | 0.669" | 0.079" | 5 | 5 | 000000000 | 0000 |
Bronze-Plated Steel | ||||||||
10-24 | 7/8" | 1" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.472" | 0.472" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.512" | 0.906" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.591" | 0.591" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.591" | 0.984" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.704" | 0.787" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.708" | 0.708" | 0.669" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.787" | 0.787" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.787" | 1.181" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.787" | 1.181" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.906" | 0.906" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.984" | 0.984" | 0.669" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 0.984" | 1 3/8" | 0.669" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.984" | 1.378" | 0.519" | 0.079" | 4 | 25 | 000000000 | 0000 |
1/4"-20 | 1.181" | 1.578" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.578" | 0.669" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.772" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.772" | 0.669" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.969" | 0.519" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 1.969" | 0.669" | 0.079" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 1.575" | 2.359" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.359" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.756" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 2.756" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.15" | 0.519" | 0.079" | 4 | 10 | 000000000 | 00000 |
1/4"-20 | 1.575" | 3.15" | 0.669" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.543" | 0.519" | 0.079" | 4 | 10 | 000000000 | 00000 |
1/4"-20 | 1.575" | 3.547" | 0.669" | 0.079" | 4 | 10 | 000000000 | 00000 |
1/4"-20 | 1.575" | 3.937" | 0.519" | 0.079" | 4 | 10 | 000000000 | 0000 |
1/4"-20 | 1.575" | 3.937" | 0.669" | 0.079" | 4 | 10 | 000000000 | 00000 |
1/4"-20 | 1.575" | 4.328" | 0.519" | 0.079" | 4 | 5 | 000000000 | 00000 |
1/4"-20 | 1.575" | 4.328" | 0.669" | 0.079" | 4 | 5 | 000000000 | 00000 |
1/4"-20 | 1.575" | 4.724" | 0.519" | 0.079" | 4 | 5 | 000000000 | 00000 |
1/4"-20 | 1.575" | 4.724" | 0.669" | 0.079" | 4 | 5 | 000000000 | 0000 |
5/16"-18 | 1.181" | 1.579" | 0.669" | 0.079" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 1.181" | 1.969" | 0.669" | 0.079" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 1.575" | 2.362" | 0.669" | 0.079" | 5 | 10 | 000000000 | 00000 |
5/16"-18 | 1.575" | 2.756" | 0.669" | 0.079" | 5 | 10 | 000000000 | 00000 |
5/16"-18 | 1.575" | 3.15" | 0.669" | 0.079" | 5 | 10 | 000000000 | 00000 |
5/16"-18 | 1.575" | 3.938" | 0.669" | 0.079" | 5 | 10 | 000000000 | 00000 |
5/16"-18 | 1.969" | 4 1/2" | 0.669" | 0.079" | 5 | 5 | 000000000 | 00000 |

Barrel | |||||||||
---|---|---|---|---|---|---|---|---|---|
Thread Size | Lg. | Dia. | Head Dia. | Head Ht. | Thread Dp. | Drive Size, mm | Pkg. Qty. | Pkg. | |
Black-Oxide Steel | |||||||||
10-24 | 0.512" | 0.244" | 0.512" | 0.098" | 0.315" | 4 | 25 | 000000000 | 000000 |
10-24 | 0.63" | 0.244" | 0.512" | 0.098" | 0.413" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.472" | 0.35" | 0.659" | 0.098" | 0.295" | 5 | 25 | 000000000 | 00000 |
1/4"-20 | 0.669" | 0.35" | 0.659" | 0.098" | 0.49" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 0.669" | 0.433" | 0.659" | 0.098" | 0.49" | 5 | 5 | 000000000 | 0000 |
Bronze-Plated Steel | |||||||||
10-24 | 0.512" | 0.244" | 0.512" | 0.098" | 0.315" | 4 | 25 | 000000000 | 00000 |
10-24 | 0.63" | 0.244" | 0.512" | 0.098" | 0.413" | 4 | 25 | 000000000 | 00000 |
1/4"-20 | 0.472" | 0.35" | 0.659" | 0.098" | 0.295" | 5 | 25 | 000000000 | 00000 |
1/4"-20 | 0.669" | 0.35" | 0.659" | 0.098" | 0.49" | 5 | 25 | 000000000 | 00000 |
5/16"-18 | 0.669" | 0.433" | 0.659" | 0.098" | 0.49" | 5 | 5 | 000000000 | 0000 |


Thread Size | Lg. | Body Dia. | Pkg. Qty. | Pkg. | |
Zinc-Plated Steel | |||||
---|---|---|---|---|---|
10-24 | 1/2" | 0.393" | 25 | 000000000 | 000000 |
1/4"-20 | 0.472" | 0.394" | 25 | 000000000 | 00000 |
1/4"-20 | 0.591" | 0.394" | 25 | 000000000 | 00000 |
1/4"-20 | 0.63" | 0.394" | 25 | 000000000 | 00000 |
1/4"-20 | 0.787" | 0.394" | 25 | 000000000 | 00000 |
1/4"-20 | 1.181" | 0.394" | 25 | 000000000 | 00000 |
5/16"-18 | 0.63" | 0.472" | 25 | 000000000 | 00000 |
5/16"-18 | 0.787" | 0.472" | 5 | 000000000 | 0000 |
Flat Head Binding Barrels and Screws

Angled under the head for a flush finish in countersunk holes. Made from 18-8 stainless steel, these screws are chemical resistant and may be mildly magnetic. Barrel length and screw length are measured from under the head.
Barrel | Screw | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Material Thick. | Lg. | Dia. | Head Dia. | Head Ht. | Thread Dp. | Drive Size | Lg. | Head Dia. | Head Ht. | Drive Size | Countersink Angle | Each | |
18-8 Stainless Steel | |||||||||||||
10-24 | |||||||||||||
11/16" to 3/4" | 5/16" | 1/4" | 33/64" | 11/64" | 5/16" | 5/32" | 5/32" | 33/64" | 11/64" | 5/32" | 82° | 000000000 | 000000 |
15/16" to 1" | 9/16" | 1/4" | 33/64" | 11/64" | 3/8" | 5/32" | 5/32" | 33/64" | 11/64" | 5/32" | 82° | 000000000 | 00000 |
1 1/4" to 1 1/2" | 13/16" | 1/4" | 33/64" | 11/64" | 3/8" | 5/32" | 25/64" | 33/64" | 11/64" | 5/32" | 82° | 000000000 | 00000 |
1 1/2" to 1 3/4" | 1 1/16" | 1/4" | 33/64" | 11/64" | 3/8" | 5/32" | 25/64" | 33/64" | 11/64" | 5/32" | 82° | 000000000 | 00000 |
1 1/2" to 2" | 1 1/16" | 1/4" | 33/64" | 11/64" | 3/8" | 5/32" | 49/64" | 33/64" | 11/64" | 5/32" | 82° | 000000000 | 00000 |
1/4"-20 | |||||||||||||
1" to 1 1/8" | 1/4" | 3/8" | 3/4" | 15/64" | 3/16" | 7/32" | 7/16" | 3/4" | 15/64" | 7/32" | 82° | 000000000 | 00000 |
1 1/8" to 1 1/4" | 1/2" | 3/8" | 3/4" | 15/64" | 3/8" | 7/32" | 7/16" | 3/4" | 15/64" | 7/32" | 82° | 000000000 | 00000 |
1 3/8" to 1 1/2" | 3/4" | 3/8" | 3/4" | 15/64" | 3/8" | 7/32" | 7/16" | 3/4" | 15/64" | 7/32" | 82° | 000000000 | 00000 |
3/8"-16 | |||||||||||||
1 1/8" to 1 1/4" | 1/2" | 1/2" | 7/8" | 1/4" | 3/8" | 5/16" | 3/8" | 7/8" | 1/4" | 5/16" | 82° | 000000000 | 00000 |
1 3/8" to 1 1/2" | 3/4" | 1/2" | 7/8" | 1/4" | 1/2" | 5/16" | 3/8" | 7/8" | 1/4" | 5/16" | 82° | 000000000 | 00000 |
1 7/8" to 2" | 1 1/4" | 1/2" | 7/8" | 1/4" | 1/2" | 5/16" | 3/8" | 7/8" | 1/4" | 5/16" | 82° | 000000000 | 00000 |
2 3/8" to 2 1/2" | 1 3/4" | 1/2" | 7/8" | 1/4" | 1/2" | 5/16" | 3/8" | 7/8" | 1/4" | 5/16" | 82° | 000000000 | 00000 |
3 3/8" to 3 1/2" | 2 3/4" | 1/2" | 7/8" | 1/4" | 1/2" | 5/16" | 3/8" | 7/8" | 1/4" | 5/16" | 82° | 000000000 | 00000 |
1/2"-13 | |||||||||||||
1 3/8" to 1 1/2" | 1/2" | 5/8" | 1" | 1/4" | 3/8" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
1 3/8" to 1 5/8" | 3/4" | 5/8" | 1" | 1/4" | 5/8" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
1 3/4" to 2" | 1 1/4" | 5/8" | 1" | 1/4" | 3/4" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
2" to 2 1/4" | 1 1/2" | 5/8" | 1" | 1/4" | 3/4" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
2 1/4" to 2 1/2" | 1 3/4" | 5/8" | 1" | 1/4" | 3/4" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
2 3/4" to 3" | 2 1/4" | 5/8" | 1" | 1/4" | 3/4" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
3 1/4" to 3 1/2" | 2 3/4" | 5/8" | 1" | 1/4" | 3/4" | 3/8" | 3/8" | 1" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
5/8"-11 | |||||||||||||
1 3/8" to 1 1/2" | 1/2" | 3/4" | 1 1/8" | 1/4" | 3/8" | 3/8" | 3/8" | 1 1/8" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
1 3/8" to 1 5/8" | 3/4" | 3/4" | 1 1/8" | 1/4" | 5/8" | 3/8" | 3/8" | 1 1/8" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
1 3/4" to 2" | 1 1/4" | 3/4" | 1 1/8" | 1/4" | 3/4" | 3/8" | 3/8" | 1 1/8" | 1/4" | 3/8" | 82° | 000000000 | 00000 |
2" to 2 1/4" | 1 1/2" | 3/4" | 1 1/8" | 1/4" | 3/4" | 3/8" | 3/8" | 1 1/8" | 1/4" | 3/8" | 82° | 000000000 | 00000 |