Powermatic 1791213 15HH 3 HP 15-Inch Planer with 230-Volt 1 Phase Byrd Shelix Helical Cutterhead,Powermatic,15HH" /> The helical cutterhead on this planer provides smoother cutting and a finer finish than conventional knives, and the 74 four-sided indexable carbide knife inserts do not require adjustment after installing. Powerful 3HP TEFC motor controlled by magnetic switch for safety. Three V-belts transfer maximum power to the cutterhead. Serrated steel infeed roller and smooth steel outfeed roller allow for 1/8-Inch maximum depth of cut and trouble-free operation. Large cast iron handwheel positions table quickly and easily.