BL20/21
World first
Diamond core drilling
in a new dimension


- brushless motor
- maximum power
- uncompromising reliable
Our new brushless machines
With its brushless motor, the BL20/21 is an absolute lightweight with enormous power output. Its four gears enable optimally adapted speeds and fast drilling.
The compact diamond core drilling machines are ideal for narrow working areas. With a fully enclosed motor housing, the machine is perfectly protected against dust and moisture for a long service life.
Its low weight enables fatigue-free working, complemented by comprehensive user protection.


- easy loosening ring
- additional handle with vibration damping
- switch with start drilling step
- ergonomic handle
- practical cable routing
- locking button forn stand-guided drilling
- 3 water levels (left, right, back)
- brushless and encapsulated motor
- LEDs and function keys
- flat and slim design with small corner dimensions
Technische Daten
BL20 | BL21 | ||
---|---|---|---|
Nominal power | W | 2200 | 2200 |
Rated speed | 1/min | 570/1000/1700/2980 | 570/1000/1700/2980 |
Total length | mm | 393 | 412 |
Weight | kg | 5,8 | 5,9 |
Drilling diameter approx. | |||
Rig-operated (concrete) | mm | 16-182 | 16-182 |
Handheld (concrete) | mm | 16-100 | 16-100 |
Handheld (masonry) | mm | 16-200 | 16-200 |
Tool fixture | 1 ¼“ + G ½“ | 1 ¼“+ Adapter G ½“ | |
Clamp neck diameter | mm | 60 | 60 |
Suitable drill rig type | KS18 | KS18 |