The Pipe Hole Cutting Tool Ridged is designed for continuous hole cutting on un-pressurized pipe utilizing arbor hole saws. They are ideal for mechanical, industrial and fire protection contractors due to their ability to cut holes in a variety of pipe materials. The pipe hole cutting tool feature a low profile design, great for low clearance jobs. Unit is powered by a 110RPM, 1.2HP, 110/220V, 13-AMP motor with GFCI protection and a built in circuit breaker. Please use eye protection and gloves while using this model.