#2 Square drive

2 1/4-12 A194 2H Heavy Hex Nut Plain

3/8-16 x 1 7/8 Hanger Bolt Driver

1/2-13 x 3 Hex Sleeve-All™ 304 SS (25)

3/4-10 x 5 1/2 Grade 5 Hex Tap Bolt Zinc Plated

9/16-18 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 5/8-11 Socket Cap Screws 18-8 Stainless Steel #2 Square drive9 16 18 x 4 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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