1/2-20 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1/2-13 x 9 1/2 Socket Cap Screw Alloy

7/16-14 x 2 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

#26 x 6 High Speed Aircraft Bit Cobalt

3/4-10 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1/4-28 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (3000) 1/4-28 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 1/2-20 x 5 Grade 81 4 28 x 5 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (3000) . 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