Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Chamfer Handles hard and engineered wood

Handles hard and engineered wood without pre-drilling - the sharp point is engineered to penetrate dense and composite deck board materials directly

Manufacturer Part Number (MPN): BA9-1008136

the base plate sits flush with the concrete surface to ensure full post bearing

Replacement Circular Saw Blades for BNCE-20 - CLICK HERE

the checkered head pattern blends with wood grain and accepts stains or surface coatings

Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Chamfer Handles hard and engineered woodThe 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