Features: Easily makes clean, square cuts on copper, brass, aluminum and thin-wall steel Large, ergonomic knob provides a firm grip and better leverage so you can cut tubing quickly and easily Designed with a fold-out reamer to clean and insure a better connection This cutter has a capacity of 1/8-Inch to 1-1/8-Inch Reamer is Equipped with a half-moon hole to open acetylene tank