1/4-20 x 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

1 1/2-12 x 3 Socket Cap Screw Alloy

1/2-20 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

They are available in high strength

5/16-24 x 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

5/16-18 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50) 3/4-10 A307 Grade A Carriage Bolts Hot Dipped Galvanized 1/4-20 x 1/2 L9 Hex5 16 18 x 5 1 2 Grade 5 Hex Cap Screw Plain 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 of