4 Axis 1500W VFD. 4 Axis 2200W VFD. Spindle motor: 2200W high-speed variable frequency spindle motor, ER11 chuck, matching 6mm bur. Programming: E-stop, cycle start, spindle on/off, Redo, single step, original point.

Use one hand to hold the center transmission shaft. Set the bevel gear on axis screw with the other hand. Then check if the backlash between gears is between 0.1-0.2mm. Tighten the handle to start setting socket parallel key and bevel gear.