1/4-28 x 5/8 Grade 5 Hex Cap Screw Plain Domestic USA (3000)

1/2-13 x 4 1/2 Hex Cap Screw SS 316 (A4)

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

5/8-11 x 4 1/2 Socket Cap Screw 18-8 (A2) Stainless Steel

5/16-18 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (300) Spike Impact Anchors Zinc Plated 1/4-28 x 5/8 Grade 55 16 18 x 4 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (300) . 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