3/8-24 x 3 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50)

7/16-20 x 5 Hex Cap Screw SS 18-8 (A2)

1/8 Cobalt Heavy Duty Jobber Drill Bit

Low-profile head design makes countersinking easy

Threaded studs are set by tightening the nut

7/16-20 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) 7/16-20 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 3/8-24 x 3 1/2 Grade7 16 20 x 3 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) . 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