Samac PHP100STR10 100x6.7mm Performance Structural Screws (10) PHP100STR10 Hex drive structural timber screws Up to 1000 hr salt spray resistance No pre-drilling required in most timbers ACQ resistant coating for enhanced durability Type 17 point reduces drive torque for easier installation 6.7mm diameter with specially designed serrated milling thread Supplied in plastic bags with euro slots for hanging and your own name label Samac PHP100STR10 Performance Structural Screws are designed for reliable timber fixing performance in demanding applications. Engineered with a hex drive, Type 17 point, and serrated milling thread, they help improve drive efficiency while reducing installation effort. The ACQ resistant coating and high salt spray resistance support long-term durability, making these screws a dependable choice for structural timber projects where strength, convenience, and corrosion resistance are essential.