Simpson Strong-Tie 0.669" x 6-1/4" SDHR Metal-To-Wood Combo-Head Screw - Black E-Coat, Qty. 25 Cap Head Composite Deck Screws Built for the toughest fastening

Built for the toughest fastening tasks

High Load Capacity: Designed to meet demanding structural requirements in wood framing applications

Their consistent threading ensures a tight fit between rods

Heat-sealed seams ensure strong weather protection

Simpson Strong-Tie 0.669" x 6-1/4" SDHR Metal-To-Wood Combo-Head Screw - Black E-Coat, Qty. 25 Cap Head Composite Deck Screws Built for the toughest fasteningThe Simpson Strong Tie SDHR Combo Head screw is built for speed, strength, and versatility in fastening cold formed steel (CFS) to wood. Designed for indoor applications, this self drilling screw features a #3 drill point that quickly penetrates steel up to 16 gauge thick, making it a reliable choice for contractors working in light framing, mechanical fastening, or general construction jobs. Its combo head design allows installation with either a