3/8-16 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 5/8-11 Socket Set Screws Cup Point Alloy 7/8-9 x 4 1/2 Flat

7/8-9 x 4 1/2 Flat Socket Cap Screw Alloy

1/2-13 x 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

7/16-20 x 3 Flat Socket Cap Screw Alloy

50 x 160 Socket Cap Screw 12

3/8-16 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 5/8-11 Socket Set Screws Cup Point Alloy 7/8-9 x 4 1/2 Flat3 8 16 x 4 1 2 Grade 5 Hex Cap Screw Zinc Plated 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