1. Grinder, easy, save cost 2. One machine with two functions for grinding end mill and drill 3.CE and our patent products complex ... life.4.The milling cutter can grind double sdge,three edge,four sdge,six sdge and so on.5.This product ... -Φ13mmMotort:220V/180W Speed:5300RPM Diamond wheel: CBN or SDC Standard 12 collets : Φ3, Φ4, Φ5, Φ6, Φ7, Φ8, Φ9, Φ10 ...