For use with diamond hole saws, 5 in. MP-1165W offers spiral beveled gears and miniature brass ball valve with nylon seals to prevent leakage. Two-step safety lever prevents accidental start. Stainless steel spindle with wrench flats allows for removal of hole saw while dead handle offers stability when cutting. Grinder includes stainless steel feeder tube, 6 ft rubber hose, and replaceable brass direction water tips.