#13 x 6 High Speed Aircraft Bit Cobalt

5/16-24 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

7/8-14 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

1 3/4-5 x 9 Socket Cap Screw Alloy

1/2-13 x 16 A307 Grade A Carriage Bolt HDG

7/16-20 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (650) USS Flat Washers Zinc Plated #13 x 6 High Speed7 16 20 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (650) . 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