5/8-11 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (175)

1 1/4-12 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (8)

0 x 90 Hex Cap Screw 8

Category 1 is the highest attainable anchor category for reliability

5/16-24 x 1 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (850) 5/8-18 Hex Cap Screws 316 Stainless Steel 5/8-11 x 1 3/4 Grade5 16 24 x 1 3 4 Grade 5 Hex Cap Screw Plain Domestic USA (850). 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