1-8 x 5 A307A Hex Tap Bolt Zinc Plated

Ideal for drilling in low and medium tensile strength materials

9/16-18 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

Coated Type 17 - Carton (2

3/8 Cobalt Heavy Duty Jobber Drill Bit

7/8-9 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (45) 12" Long Boy Drill Bits 1-8 x 5 A307A Hex7 8 9 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (45). 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 diameters 1 4 to 2