5/16 x 12 ITM SDS Plus Hammer Drill Bit

5/16-24 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (500)

8 x 1 5/8 Simpson Bugle-Head Self-Drilling Screw - Square Drive 410 SS - Box (100)

1/2-13 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

5/8-18 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

5/16-18 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) Strong-Drive SDWH Timber-Hex Screws Double-Barrier Coated 5/16 x 12 ITM SDS5 16 18 x 1 3 4 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