5/8-18 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1/2-20 x 5 1/2 Socket Cap Screw Alloy

9/16-12 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (25)

Self-countersinking nibs under head insure seating of screw head flush with work surface

Straight shank Ground shank M2 high speed steel Extra flexibility for drilling in inaccessible areas Suitable for: Stainless Steel Medium alloyed materials

7/8-14 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (40) 1 1/4-12 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/8-18 x 3 1/4 Grade7 8 14 x 4 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (40) . 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