REED has been producing fine tools for worldwide professional trades since its founding, in 1896, by carl REED. REED celebrates its 118th year of business in 2014. From the company's beginning, REED associates have invented tools that continually become industry standards, including the quick release tubing cutter, various tools for plastic pipe, vises, plus hinged cutters and rotary cutters for large diameter pipe.2O.D. Capacity: 3/16 to 1-1/4" | O.D. Capacity: 4 to 32 mm | Large grip knob for hand comfort during use | Internal reamer in grip knob for operator convenience | Makes clean, square cuts easily on copper, brass, aluminum and thin-wall conduit