5/8-11 x 8 Hex Cap Screw SS 316 (A4)

1/4-28 x 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

1/2-20 x 5 1/2 Socket Cap Screw Alloy

1/2-13 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (1100)

They are available in high strength

7/8-9 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (70) 7/16-14 Socket Cap Screws Alloy 5/8-11 x 8 Hex Cap7 8 9 x 2 1 4 Grade 8 Hex Cap Screw Plain Domestic USA (70). Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4