Simpson Strong-Tie #12 x 2" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 2,500 Cedar Trim Nails Designed for use with these

Designed for use with these collated Quik Drive fasteners-

316 stainless steel construction - marine-grade corrosion resistance

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

drive the tie until the tip of the installation tool enters the exterior surface of the masonry and countersinks the tie below the surface

and other outdoor structures without the need for complicated concrete work

Simpson Strong-Tie #12 x 2" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 2,500 Cedar Trim Nails Designed for use with theseWhen 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