*For Installing Switch &Socket Boxes *Pre-drills the fixing hole *Ideal for Drilling in Block and Brick *Rapid Action Rotary and Hammer Tool *SDS+Drive System Tungsten Carbide Tipped Circular Cutter. (produces flat back holes every time). 6mm Pilot Drill.
(Automatically Drills the Fixing Hole). Fully Heat Treated,Precision Machined Cutters. (Repeatedly produce accurate square holes). SDS +Drive System. (recommended for use in Machines with Rotor-stop facility).
Built in Anti-spin Safety Mechanism. (prevents accidental rotation of square cutter). 09/02 Click for bigger image