A tapping screw with an integrally formed hex washer head

1/4-28 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100)

5/16-18 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (250)

15/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

3/4-10 x 3 Socket Cap Screw 316 Stainless Steel

7/16-20 x 1 1/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (600) 3/4-16 Grade 5 Hex Cap Screws Plain - Domestic USA A tapping screw with an7 16 20 x 1 1 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (600) . 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