7/8-14 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated

1/4 x 3 Mushroom Spike Zinc Plated (100)

10 x 2 Simpson Pancake-Head Screw - Square Drive 410 SS - Carton (1000)

1/4-28 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (3000)

8 x 1 1/4 Simpson Pan-Head Marine Screw - Phillips Drive 316 SS - Box (100)

3/8-16 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (550) L9 Hex Collar Locknuts - Domestic USA 7/8-14 x 3 1/4 Grade3 8 16 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (550) . 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