Drilling (metal)
• Centre punch the marking for the drill hole with a centre punch.
• Clamp in the work piece and place a wooden block under it to
prevent deformation.
• Use an HSS spiral drill bit.
• Use a smaller drill bit to pre-drill the hole for a large bore diameter.
• Use a lubricant for steel and aluminium.
Steel: oil
Aluminium: turpentine, paraffin
Brass, copper, cast iron: do not use a lubricant
9. First gently push the On/Off switch to start the cordless hammer
drill.
If you push the On/Off switch, the LED work light (12) will turn on to
illuminate poorly lit work areas.
10. Afterwards, push the On/Off switch while applying more pressure.
The rechargeable battery may heat up depending on the load. Let
the rechargeable battery cool by working in stages.
11. Hold the On/Off switch down until you have finished your work.
12. If necessary, change the direction of rotation of the quick-action
safety drill chuck with the right-handed/left-handed rotation
selector to remove the drill bit from the bore hole.
13. Let the cordless hammer drill cool off completely once you have
finished work.
14. Remove the drill bit or the bit (see chapter “Removing tools”).
15. Push the rechargeable battery release button (9) and pull the
rechargeable battery out of the cordless hammer drill.
16. Store the cordless hammer drill and the accessories properly in the
storage case (19).
Operation
26
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