5/8-11 x 7 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

9/16-12 x 7 1/2 Socket Cap Screw Alloy

which can be any number you see fit for your job

5/16 x 12 High Speed Aircraft Bit Cobalt

3/8-24 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (675) Hex Sleeve Anchors Zinc Plated 5/8-11 x 7 L9 Hex3 8 24 x 1 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (675). 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