1-8 x 4 A307A Hex Bolt Zinc Plated

7/8-9 x 6 A307A Hex Bolt Plain Steel

7/16-20 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

5/16 x 18 ITM SDS Plus eVolution™ Hammer Drill Bit

Suitable for medium alloyed materials and stainless steel

1-8 x 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (10) Hex Jam Nuts Zinc Plated 1-8 x 4 A307A Hex1 8 x 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (10) . 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