Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Specialty Fasteners Length: 2 3/4 in

Length: 2 3/4 in

Model Number (MPN): ECCQ96SDS2

helping to effectively distribute load from the beam and provide solid support throughout the connection

and reduce drill bit wear

Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Specialty Fasteners Length: 2 3/4 inThe 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