5/16-18 x 9 Socket Cap Screw Alloy

5/8-18 x 2 3/4 Hex Cap Screw SS 316 (A4)

7/8-9 x 9 Socket Cap Screw Alloy

#30 x 6 High Speed Aircraft Bit Cobalt

5/16-24 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (250) 1/2 Hex Lag Screws Zinc Plated 5/16-18 x 9 Socket Cap5 16 24 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (250). 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