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4. Loosen the column lock handle, shake the lift handle and move the spindle box down;
5. Start the machine, select a good rotation speed, turn counterclockwise to turn the
lifting handle, and drilling of milling can be done at this time;
6. When milling parts, we must lock the spindle box and spindle, at the same time lock
the longitudinal transverse plug iron according to the need, so as not to change the
machining size;
7. When replacing the drill chuck or milling chuck, open the top shield loosely on the
edge, loosen the screw thread of the pull rod 2-3 teeth, then use a hammer to knock the
taper handle away from the main shaft, and finally loosen the handle with the hand to
replace the rod.
