Blow-out bulb (optional accessory)
1.
1
002449
After drilling the hole, use the
Chipping/Scaling/Demolition
Rest the core bit on the concrete and turn the tool on. Once the core bit has cut a shallow groove into the concrete, remove the center bit. Then resume drilling.
003212 |
To remove the core bit, follow the procedures 1 or 2.
003208
Set the change lever to the 
symbol.
Hold the tool firmly with both hands. Turn the tool on and apply slight pressure on the tool so that the tool will not bounce around, uncontrolled. Pressing very hard on the tool will not increase the efficiency.
Core bit (optional accessory)
When using the center bit
Screw the core bit on the adapter. Install the adapter with the core bit in the tool in the same manner as a drill bit.
1.Core bit
1 2. Adapter
2
003209
Install the center bit.
003214
1.Rotate the change lever to the 
position. Then rest the core bit on the concrete and turn the tool on. The core bit will come loose from the hammering action.
2.Hold the adapter with the wrench, insert the rod (optional accessory) into the hole in the core bit and tap with a hammer to unscrew.
1. Rod
1
003215
When not using the center bit
1.Core bit
1 2. Adapter
2
1
003210
1. Center bit
003216
Screw the core bit on the adapter. Install the adapter with the core bit in the tool in the same manner as a drill bit.
Rotate the change lever to the 
position. Rest the core
6