1-8 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated

1 1/4-7 x 12 Socket Cap Screw Alloy

5/16-24 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (1400)

3/8-16 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1200)

5/16-24 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) Square Flat Particle Board Screws Zinc Plated 1-8 x 2 3/4 Grade5 16 24 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) . 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 of