The Stop Shop is your complete source for automotive hardware, tubing, tools and much more. If you have any questions at all, feel free to message us. This cutter is great for cutting material such as brass, copper nickel, regular steel tubing and even stainless steel tubing. It will cut anything between the sizes of 1/8" - 1 1/8" (3-28mm)Small and lightweight, great for cutting in tight places, Cuts copper nickel, aluminum, brass, regular steel, and stainless steel, Gently turn wheel to get the best clean cut