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A wide variety of fastener and anchor options are available depending on the required loads and application
non-corrosive indoor settings
Witness Hole: Visual check confirms correct installation
Follow Manufacturer Guidelines: Maintain correct spacing and alignment per framing best practices and building codes
The self-drilling #5 point is designed for penetrating thick steel without predrilling
0.275" x 4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 MST/HST Strap Ties A wide variety of fastenerThe 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.