1-8 x 4 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (10)

15/64 x 12 High Speed Aircraft Bit Cobalt

1-8 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (35)

1 1/8-7 x 1 1/2 Socket Set Screw Cup Point Alloy

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5/16-24 x 1 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (100) fully-threaded 1-8 x 4 1/2 L95 16 24 x 1 3 4 Grade 5 Hex Cap Screw Plain 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 of