12 x 2 1/2 Simpson Flat-Head Self-Drilling Screw w/ Wings - Square Drive 410 SS - Carton (1800)

Good for exterior and most marine applications

7/16-20 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (25)

3/4-16 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

3/4-16 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) Strong-Drive SDWF Floor-to-Floor Screw Kit 12 x 2 1/2 Simpson3 4 16 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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