Simpson Strong-Tie #12 x 2" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 2,500 Cedar Trim Nails Versatile compatibility: Suitable for metal

Versatile compatibility: Suitable for metal roofs and other roofing materials

Designed for use with these collated Quik Drive fasteners-

The DGF is a top-flange hanger that connects floor trusses and joists to wood stud walls

Makita 3500 RPM Screwdriver Motor

this Simpson Strong-Tie F12C250FDM Self-Drilling Flat Head Screw With Wings delivers the performance you expect

Simpson Strong-Tie #12 x 2" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 2,500 Cedar Trim Nails Versatile compatibility: Suitable for metalWhen you need to fasten wood, plywood or fiber cement board directly to steel framing without pre drilling, this Simpson Strong Tie F12C200FDB Self Drilling Flat Head Screw With Wings delivers the performance you expect. Wings create a clearance hole in the top material so the shank will not ride up, then break off as the drill point engages steel. The flat countersunk head offers a clean, flush finish and the full length machine screw threads provide