9/16-18 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (225)

#6 x 6 High Speed Aircraft Bit Cobalt

5/8-11 x 12 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (40)

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7/8-14 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (75) 9/16-12 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 9/16-18 x 2 Grade 57 8 14 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (75) . 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