Coarse threads are designed for softer wood and cabinet framing assembly

8 DIN 931 Zinc Plated - Class 8

We specialize in connecting our valued customers with the fasteners they need for the work ahead

7/8-9 x 10 Grade 5 Hex Cap Screw Zinc Plated

5/16-24 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) Square Bugle Coarse Drywall Screws Black Phosphate Coarse threads are designed for5 16 24 x 3 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum