Simpson Strong-Tie #14 x 3-1/4" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 1,000 PCZ/EPCZ Post Caps Self-piercing tip: Eliminates the need

Self-piercing tip: Eliminates the need for pre-drilling in steel up to 18 gauge

Simpson Strong-Tie fixed depth drill bit to be used with DIAB37 and DIABL37

resulting in a connector that outperforms the DSC4 with fewer fasteners

Made from 305 stainless steel for superior corrosion resistance

Simpson Strong-Tie #14 x 3-1/4" Self-Drilling Screw with Wings, Flat Head - 410 Stainless Steel, Qty. 1,000 PCZ/EPCZ Post Caps Self-piercing tip: Eliminates the needWhen you need to fasten wood, plywood or fiber cement board directly to steel framing without pre drilling, this Simpson Strong Tie F14C325FDB 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