1/2-13 x 8 1/2 Socket Cap Screw Alloy

3/4 x 10 Titen HD Concrete Anchor Mech Galvanized (5)

3/16 x 18 High Speed Aircraft Bit

1/4-20 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

9/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

1/2-20 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (50) 1 3/8-12 Socket Cap Screws Alloy 1/2-13 x 8 1/2 Socket1 2 20 x 1 3 4 Grade 8 Hex Cap Screw Plain Domestic USA (50). Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4