In stock and ready for immediate free shipping.The helical cutterhead fitsPowermatic P60 P60A P60B 8-in. jointer (5/8″ Shaft).This 4-row helical cutter head will revolutionize the performance of your 8″ jointer, providing a noticeably smoother finish, while significantly reducing noise levels.Any OptionIncludes1 x 8″helicalcutter head40x Carbide insert knives40x Screws2 x Screw DriversA Pair of bearings (Pre-installed)Thishelical spiral cutterhead perfectly fits your Powermatic P60/P60A/P60B jointer. However, the helical head is only compatible with newer Powermatic models that have a shaft diameter (inside pulley) of 5/8″ and an overall cutterhead length of 10.88\

helical cutterhead