Concrete screw Masonry screw.Window Frame Screw
Masonry screw ,also be called concrete screw.Window Frame Screw.
Concrete screw offers a rapid and effective light duty anchoring system for fixing into concrete, brick, stone, concrete block and wood.
Ideal for fixing uPVC and timber frames directly to masonry.
Door/Window frame installation screw
The concrete screw features a 30mm hi-lo starting thread for rapid installation and debris removal whilst offering a safe and secure fixing into most substrates.
Yellow / Clear zinc Finish concrete screw
Hybrid Flat Countersunk undercut head with 5 x Locking Ribs.
Serrated V-threads to achieve optimum insertion into all masonry types.Deep High Low Thread for High Pull-Out Resistance