Simpson Strong-Tie MTHZ1S Strong-Drive® MTH Wood Underlayment Screw
providing a reliable fastening solution wherever you need it
Enhanced Grip: Featuring a T25 bit with a 6-lobe recess
220x3 inch size combined with a star drive washer head provides superior grip and reduces stripping
Versatile Usage: Ideal for a wide range of construction tasks
GRK Fasteners R4™ #10 x 2-1/2 Inch, Multi-Purpose Framing Screws, 470 PCS, Rust Resistant Climatek™ Coating, Outdoor Fencing and Deck Screws, Fast Bite Tip, Star Drive Recess, T-25 Bit Included, Gold Deals Simpson Strong-Tie MTHZ1S Strong-Drive® MTHGRK 01133 The GRK R4 Multi Purpose Wood Screw is a professional grade structural fastener designed for framing, decking, and construction projects. These premium screws deliver superior performance in both interior and exterior applications, including deck building, fencing, and general carpentry. GRKs Climatek coating, provides exceptional corrosion resistance, making these construction screws ideal for pressure treated lumber, cedar, and all other