5/8-11 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (25)

3/4-16 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25)

6 x 1 5/8 Phillips Bugle Decking Screws Dacrotized - Carton (5000)

5/16-24 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (500)

3/8-16 x 3 1/2 Hex Tap Bolt Silicon Bronze

7/16-20 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (550) Long Arm Hex Keys Alloy 5/8-11 x 1 1/4 Grade7 16 20 x 1 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (550) . 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