Size identification on all SDWH screw heads

5/16-18 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1400)

00 x 180 Socket Cap Screw 12

Zinc plated Socket Head Cap Screws from Brighton Best

5/16-18 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (450)

5/8-11 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) 3/4-10 Hex Cap Screws 316 Stainless Steel Size identification on all SDWH5 8 11 x 2 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) . 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