... 2.Easy operation, accurate, fast 3.Patent, newest, CE Ball End Mill Grinder Mr-X8 Patent No.: 2011 3036 4323.61 ... . It is specialied for the ball end mill.2.Grinding is accurate and rapid, easy operation, with ... /400WWheel: CBN or SDCEight Collets: Φ6,Φ8,Φ10,Φ12,Φ14,Φ16,Φ18,Φ20Dimension: 50*30*35.5cmWeight: 36.5kgGrinding wheel: Ball ...