1/2 x 3 1/2 Mushroom Spike Zinc Plated (50)

7/8-9 x 5 Socket Cap Screw Alloy

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

18-8 (A2) Stainless Steel Flat Socket Head Cap Screws from Brighton Best

1-14 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (30) L9 SAE Tension Flatwashers Yellow Zinc Plated - Domestic USA 1/2 x 3 1/2 Mushroom1 14 x 4 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (30). 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