Simpson Strong-Tie SDHR31400-R25 Strong-Drive® SDHR COMBO-HEAD Screw — 0.315 in. x 4 in., Blue Zinc (25-Qty) (Pack of 6) Eye Lag GTIN: 50044315776804

GTIN: 50044315776804

Build beautiful spline joints in solid wood

UPC: 30707392338605

Dust collection - reduces clean-up time and provides cleaner

UPC: 10707392586552

Simpson Strong-Tie SDHR31400-R25 Strong-Drive® SDHR COMBO-HEAD Screw — 0.315 in. x 4 in., Blue Zinc (25-Qty) (Pack of 6) Eye Lag GTIN: 50044315776804Simpson Strong Tie SDHR31400 R25 Strong Drive SDHR COMBO HEAD Screw 0. 315 in. x 4 in., Blue Zinc (25 Qty) (Pack of 6) The Strong Drive SDHR Combo Head screw is a structural fastener designed for cross laminated timber construction, mass timber construction and general interior applications. These partially threaded, sturdy 0. 390 in. and 0. 470 in. outer diameter structural fasteners are designed to pull structural members together while providing