9/16-18 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (125)

It functions as an expansion anchor in solid walls and in wooden studs

9/16-12 x 5 1/2 Hex Cap Screw SS 316 (A4)

7/8-14 x 3 Socket Cap Screw Alloy

1/4-28 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 2 1/2-4 Socket Cap Screws Alloy 9/16-18 x 3 1/2 Grade1 4 28 x 1 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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