1/2-13 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

3/4-10 x 2 1/4 Hex Cap Screw SS 316 (A4)

9/16-18 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

7/16-14 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225)

9/16-18 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225) SDS Plus eVolution Hammer Drill Bits 1/2-13 x 6 L9 Hex9 16 18 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225) . 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