The design features include:

#2 Square drive

7/16-14 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

5 x 170 Hex Cap Screw 8

2-4 1/2 x 4 Socket Cap Screw Alloy

5/8-11 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (10) 2 1/2-4 Socket Cap Screws Alloy The design features include:5 8 11 x 8 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