Simpson 0.470 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc WSV SUBFLOOR Screw (Collated) this patent-pending hanger is backed

this patent-pending hanger is backed by expert service and technical support

Top-flange hanger installations where strap must be field-formed over the top of the header by a minimum of 2-1/2 in

The HU816 features a G90 zinc galvanized coating

Emergency stop within easy reach of the operator for immediate shutdown when needed

Simpson 0.470 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc WSV SUBFLOOR Screw (Collated) this patent-pending hanger is backedThe Simpson Strong Drive SDHR Combo Head Screw in 0. 470 in. diameter and 4 in. length is a heavy duty structural fastener engineered for mass timber construction, cross laminated timber (CLT) assemblies, and general interior structural applications. Featuring a unique combination head that accepts both a T40 6 lobe driver bit and a 17 mm hex head driver bit, this blue zinc coated screw is built to pull structural members tightly together with