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About Thumb Screw and Binding Post Materials
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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.
For technical drawings and 3-D models, click on a part number.
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 | |||||||||||||
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 | 000000 |
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 |