1/4-20 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (550)

1/4-28 x 5/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (3000)

9/16 x 18 ITM SDS Plus Hammer Drill Bit

3/8-16 x 3 1/2 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor 316 Stainless Steel(50)

5/16-24 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (50) 12" Long Boy Drill Bits 1/4-20 x 3 1/2 Grade5 16 24 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (50). 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