1/2-13 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (50)

3/4 x 17 ITM SDS Max X-Cutter Hammer Drill Bit

1/2-13 x 12 Grade 5 Hex Cap Screw Zinc Plated

9/16-18 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150)

5/8-11 x 5 Hex Tap Bolt Silicon Bronze

9/16-18 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (75) 3/8-16 Grade 8 Hex Cap Screws Plain - Domestic USA 1/2-13 x 3 Grade 59 16 18 x 6 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