0.315" x 4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 16 Gauge Straight T-Head Finish Nails helping save time and improve

helping save time and improve accuracy

Ensure proper alignment

these hangers provide reliable corrosion resistance for interior and exterior applications

This convenient kit includes hurricane gusset angles and matching Strong-Drive® screws for a complete installation solution

S/HDS and S/HDB holdowns can be welded per Designer’s recommendation and specification

0.315" x 4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 16 Gauge Straight T-Head Finish Nails helping save time and improveThe 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.