#28 High Speed Aircraft Bit

5/16-24 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (100)

5/8-18 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1-8 x 16 A307A Hex Bolt Plain Steel

9/16-12 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (175)

9/16-12 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (150) 9/16-18 Hex Cap Screws 18-8 Stainless Steel #28 High Speed Aircraft Bit9 16 12 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (150) . 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