Take out and rotate the drill head to catch bits in place after every use
3. TA greases gear and head catch drill once a month
4. Choose to turn the status bit teeth and sharp logic that fit
5.Equipment technician
6. Electric drill (Electric Drill) electric drill, a drill machine tool, which is convenient, save labor in work
. Use and maintenance of 1
. Secret drill, sharp is always
2.Take out and rotate the drill head to catch bits in place after every use
3. TA greases gear and head catch drill once a month
4. Choose to turn the status bit teeth and sharp logic that fit
5.Choose the speed to suit the type of material, and the size of the hole to penetrate the
6. Should not hand pull the scrap metal, while the drill
7. If you stuck with a hole to close the switch ทันทีั. '
8.Before the drill should hammer steel lead center according to the position which needs to penetrate the first
9. Catch pieces tightly
10. Should give sharp cut both started cutting in the correct position
.
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