5/8 x 18 High Speed Long Boy (1/2" Shank)

00 x 40 Socket Cap Screw 12

1-8 x 1 1/4 Socket Set Screw Cup Point Alloy

5/8-18 x 7 Socket Cap Screw Alloy

9/16-18 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

5/8-11 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 3/4-16 Hex Cap Screws 316 Stainless Steel 5/8 x 18 High Speed5 8 11 x 3 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 of