Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Grind / Sand / Polish (2) backplates - two backplates

(2) backplates - two backplates make up one complete connection

A dedicated 3-phase electrical supply is required for installation

This makes the HSURC410Z well suited for architecturally finished spaces where the appearance of the framing connection is important

Titen HD anchors (included) are used to attach the hanger to the masonry surface

and connects six of these rafters simultaneously at the top of a six-sided gazebo

Simpson 0.390 x 4" Strong-Drive SDHR COMBO-HEAD Screw Blue Zinc Grind / Sand / Polish (2) backplates - two backplatesThe 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