... high efficiency.2.Control system focused on spindle box, variable speed flexible and convenient.3.Feed mechanical electrical is double ... center and pillar busmm360-1000400-2000Spindle Cone (Morse)45Spindle travelmm200400Spindle speed ranger/min75, 130, 240, 380, 660, 120075, 130, ... 240, 380, 660, 1200Spindle speed step66Spindle feeding rangemm/r0.10-0.250.10-0.25Spindle ...