Resurfaces cylinder walls so new rings will seat and eliminates minor cylinder wall imperfections. Adjusts to a wide range of diameters and tension settings to control cutting action. Features flexible shaft
that will fit any variable speed drill. Stones are replaceble . Range :1-1/4''-3-1/2'' Applications : Lown mowers , Industrial Engines (32mm-89mm) Stone 2 Medium Grit
