Pipe cutters: made of aluminum alloy and manganese steel, for cutting PVC, CPVC, PP, PEX, PPR,PE and rubber hoses up to 42mm Durable: the pipe cutter blade is made of high-quality SK5 material, has a high Hardness, is good enough, has strong shearing force, without deformation, is very durable. Ratchet design: The professional cutter adopts the self-locking ratchet design, and the ratchet driver greatly increases the biting force. Pressing the self-lock during use prevents the cutter from rebounding, cutting the pipe faster, saving effort and safety. Easy to use: Ergonomic handle design and gradual knife advance make work less tiring. Spring-loaded handles speed up easy, one-stroke cutting. There is a stainless steel buckle on the underside of the pipe cutter. When not in use, you can attach a security lock. To save space. Versatile use: Ideal for use in hobbies, work, construction sites and workshops. Hose cutter is suitable for various round plastic pipes.