High-quality BladeThe tube cutter is made of aluminum alloy steel,durable ,wear-resistant,rust-free.Suitable for heavy duty cutting work, blade and more easy to cut. Cutting Ability RangeRotate the handle to adjust the opening, compatible with pipes from 3mm to 35mm(1/8"-1-3/8") in diameter, Cutting thickness: Max:3 mm. Cutting more deeper & cleaner than traditional pipe cutter. Adjustable DesignErgonomic knob allows a firm grip and you can cut tubing quickly and easily. The tube cutter also include a retractable (fold-away) reamer to clean burrs left after cutting.The pipe cutter set also provide 3 spare wheels, high hardness and strong cutting ability. Tube cutter size The package include 1 tube cutter ,3 spare wheels blades .The size of tube cutteer is 6.18 x 2.95 x 1.34 inches. Total length: 5.4in. Weight: 230g. NOTICE: Don't used for pipes made of materials such as glass, which is sensitive to pressure. Cutting EfficiencyThe special tapered roller bearing design ,good to decrease drag around the tube for cut quickly and precisely.The tubing cutter can be highly effective for cutting through copper, brass, aluminium, thin stainless steel, and plastic tube.