Simpson Strong Tie - MTH #7 Wood Subfloor Screw - 1 1/4" (2500 Pack)

The MTH Underlayment Screw is designed for quick and secure installation of underlayment to the subfloor. Unlike nails, the MTH Subfloor Screw features an intricate thread design designed to prevent squeaks by holding the underlayment securely to the subfloor, preventing tearing out. Its compact cutting head provides a flush surface and prevents floor coverings from sagging into the cutter recesses.

• Cutting head with tips for easy milling
• Square bit #2 (bit in each box; replacement bit model BIT2S)
• High-low nets
• Sharp tip