1/4-28 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (100)

5/16-18 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1500)

1/2-13 x 2 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

7 x 2 1/4 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - 1 lbs Pack (138)

1/2-20 x 2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

1/4-20 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 1/2-13 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 1/4-28 x 1 Grade 81 4 20 x 3 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 of