1 1/4-7 x 8 Socket Cap Screw Alloy

5/16-18 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

5/8-11 x 16 A307 Grade A Timber Bolts Hot Dipped Galvanized 6in Thread (30)

3/4-16 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (20)

#37 x 6 High Speed Aircraft Bit Cobalt

9/16-12 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 12" Aircraft Bits - Fractional 1 1/4-7 x 8 Socket9 16 12 x 1 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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