3/8-24 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (325) 9/16-18 Hex Cap Screws 18-8 Stainless Steel 15/16 x 6 Reduced Shank

15/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

high/low thread form incorporates indentations ("teeth") that cut easily and quickly through high-density materials

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Manufactured to NAS 907 Type J specifications Heavy duty construction for portable or machine drilling For use in drilling in high tensile strength alloy steels

3/8-24 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (325) 9/16-18 Hex Cap Screws 18-8 Stainless Steel 15/16 x 6 Reduced Shank3 8 24 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (325) . 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