Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Strut Cutter Compatible with all current and

Compatible with all current and older SDS-max rotary hammers from major tool brands

an Angle Shear

3-1/4" length (12d penny size) - a standard framing nail dimension that meets requirements for a wide range of structural and general construction applications

streamlining the workflow on structural framing jobs

rustic cabin aesthetic

Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Strut Cutter Compatible with all current andThe Simpson Strong Drive SDHR Combo Head Screw is a heavy duty structural fastener engineered for cross laminated timber construction, mass timber assemblies, and general interior applications. Built with a partially threaded shank and a robust 0. 390 in. outer diameter, this blue zinc coated screw is purpose built to draw structural members tightly together while delivering exceptional connection strength in engineered wood and modular construction