5/8-18 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (80)

and their corrosion-resistant body will help to maintain long-term durability

50 x 110 Flat Socket Cap Screw 12

#30 x 6 High Speed Aircraft Bit Cobalt

#33 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 5/8-18 x 4 1/2 Grade5 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