0.315" x 6-1/4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 RCA Rigid Connector Angles improving ease of use and

improving ease of use and efficiency

An extra-sharp point speed starts during assembly

Metal Roofing and Siding: Ideal for homes

Painted head options - 13 colors available to match leading PVC and composite decking brands

0.315" x 6-1/4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 RCA Rigid Connector Angles improving ease of use andThe Simpson Strong Tie Strong Drive SDHR Combo Head Screw is made for serious wood projects like cross laminated timber (CLT), mass timber, and other big framing jobs. The unique combo head design gives you flexibility, with a choice to drive it with either a hex bit or a T40 6 lobe bit. A knurled shank helps lock the screw in place, and the sharp Type 17 point starts fast, reduces driving torque, and often eliminates the need for predrilling.