Cuts through galvanised steel, steel, copper, PVC, aluminium. Ideal for plumbing, heating, joinery, and general maintenance. 15 alloy steel cutting wheels: Evenly cut difficult to reach piping up to 5 mm wall thickness by ratcheting. Locking mechanism: No squeezing, avoids risk of lateral movement and disaligned cutting. Butterfly screw: Allows easy feeding as cutting.