Ball End Mill Grinder: 1.Ball End mill grinder, easy operation 2.suitable for 2-edge, 3-edge, 4-edge, 6-edge end mill 3.CE Ball End Mill Grinder :Ball End Mill Grinder HL-X81. It is specialied for the ball end mill.2.Grinding is accurate and rapid, easy operation, with no skill requirement to grind easily.3.With Taiwan diamond grinding wheel, which can be secondary re-used, with accurate angle ...