1/2-20 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (200)

3/4 x 10 Hex Lag Screw Hot Dipped Galvanized

3/8-16 x 7/8 Grade 5 Hex Cap Screw Plain Domestic USA (1000)

7/8-14 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated

Less breakage

5/16-24 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (800) 18" Aircraft Bits - Fractional 1/2-20 x 3 1/2 L95 16 24 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (800). 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 120,000