This bench grinder is a great onetwo punch tool for any metal working professional or hobbyist. * 3/4 HP motor. * 5/8" arbor with 1/2" adapter. * 3450 RPM. * 120V, 60 Hz, single phase. * Includes adjustable tool rests, eye shields, spark deflectors, medium and coarse grinding wheels. Login to Write a Review. Login to Add to Toolbox.