0.315" x 4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 16 Gauge Straight T-Head Finish Nails 75H-KT is a high-performance concealed

75H-KT is a high-performance concealed beam hanger kit designed for wood-to-wood connections in mass timber applications

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

these hangers provide reliable corrosion resistance for interior and exterior applications

Corrosion Resistance: Built to perform in exposed outdoor environments

helping save time and improve accuracy

0.315" x 4" Strong-Drive SDHR Combo-Head Screw - Zinc, Pkg 100 16 Gauge Straight T-Head Finish Nails 75H-KT is a high-performance concealedThe 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.