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

The innovative TUW Take-Up Washer plays a key role in the long-term performance of the SDWF when installed between the screw and the sole plate of the upper floor

8-32 x 1/4 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

3/4-10 x 2 A325 Type 1 Heavy Hex Bolt Plain (150)

1/2-20 x 5 1/2 Hex Cap Screw SS 316 (A4)

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