#51 Heavy Duty Jobber Drill Bit

1/2-20 x 5 Socket Cap Screw Alloy

7/16-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225)

1/2-20 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

5/8-18 x 7 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

3/8-24 x 1 3/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) USS Flat Washers Zinc Plated #51 Heavy Duty Jobber Drill3 8 24 x 1 3 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) . 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