3/4-10 x 11 A307 Grade A Carriage Bolt HDG

1/2-13 x 8 Socket Cap Screw Alloy

#2 square-drive bugle heads drive flush with work surface

1/4-20 x 2 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

5/8-11 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (65) ThruLOK Screws Bolt Fastening System 3/4-10 x 11 A307 Grade5 8 11 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (65). 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 120,000