5/16-18 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (450)

#2 x 6 High Speed Aircraft Bit Cobalt

25 x 200 Socket Cap Screw 12

3/4-10 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (180)

1-8 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (55)

5/16-18 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 5/16-18 Grade 8 Hex Cap Screws Plain - Domestic USA 5/16-18 x 3 1/4 Grade5 16 18 x 1 3 4 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