5/16-24 x 2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (800)

7-20 x 7/16 Phillips Pan Self Drilling Framing Screws Black Phosphate (10000)

5/8-11 x 3 3/4 Hex Cap Screw SS 18-8 (A2)

5/16-18 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

1/2-13 x 6 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 7/8-14 Grade 5 Hex Cap Screws Zinc Plated 5/16-24 x 2 L9 Hex1 2 13 x 6 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