Features; • Designed to replace traditional masonry fixings • TX30 TX Drive recess to reduce driver wear & prevent camming out • Serrated V-threads to achieve optimum insertion into all masonry types • Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray. • High Low threads for ease of insertion • Ideal for fitting windows and door frames • All steel, non-flammable fixing conforming to BS 7671 standard’s 18th edition, which requires wiring systems to be supported by materials which are unlikely to prematurely collapse in the event of a fire.