9/16-18 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

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

7/8-14 x 3 1/4 Hex Cap Screw SS 18-8 (A2)

5/64 x 12 High Speed Aircraft Bit Cobalt

7/8-9 x 3 1/2 Hex Cap Screw SS 316 (A4)

3/4-16 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) M16-2.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 9/16-18 x 4 1/2 Grade3 4 16 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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