0.275" x 6-1/4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 Metal To Wood Roofing Screws The Simpson ECCQ44-SDS2

The Simpson ECCQ44-SDS2

including pergolas

Self-Drilling Point: Enables quick and easy installation without pre-drilling

Take the guesswork out of what fasteners you need with our APVB66 Kit that has the fasteners included to complete your project

The Simpson Strong-Tie CMSTC16 strap provides nail slots for easy installation and can be cut to length on the job site for maximum versatility

0.275" x 6-1/4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 Metal To Wood Roofing Screws The Simpson ECCQ44-SDS2The 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.