5/8-11 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

7/8-9 x 5 1/2 Hex Cap Screw SS 316 (A4)

5/8-11 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

3/4 x 10 Titen HD Concrete Anchor Mech Galvanized (5)

3/8-24 x 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (775)

5/8-18 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 1/2-20 Grade 8 Hex Cap Screws Yellow Zinc Plated 5/8-11 x 3 1/4 Grade5 8 18 x 3 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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