5/16-24 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

9 x 1 1/2 Simpson Metal-Panel Screw - Hex Drive w/ EPDM Washer 316 SS - Carton (1000)

engineered washer and LOK-Nut

2-4 1/2 x 3 1/2 Socket Cap Screw Alloy

1-8 x 5 Socket Cap Screw 18-8 (A2) Stainless Steel

5/16-18 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (50) 9/16-12 Grade 8 Hex Cap Screws Yellow Zinc Plated 5/16-24 x 3 L9 Hex5 16 18 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (50). 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