KBM 50 auto

Metal core drilling unit up to 50 mm

KBM 50 auto
KBM 50 auto
KBM 50 auto
KBM 50 auto
KBM 50 auto
KBM 50 auto
KBM 50 auto
KBM 50 auto

KBM 50 auto

Metal core drilling unit up to 50 mm

Lightweight, powerful and ingenious 2-speed auto magnetic core drill offering maximum efficiency and minimum physical strain for core drilling in the workshop and on the construction site.

Product number: 7 270 42 61 24 1

KBM 50 auto

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  • Extremely low-wear tool design with swivel-mounted motor cable protection hose for tough use in industry and manual trades.
  • Saves time and money when producing a large number of holes thanks to the digitally controlled drill feed.
  • With clockwise/anti-clockwise operation, electronic speed setting and a 315 mm stroke range, this is a universal tool for core drilling, twist drilling, tapping, countersinking and reaming.
  • Thanks to reproducible and timed drilling times, working hours for commissioned and serial work can be planned.
  • MT3 tool mounting.
  • FEIN high-power motor with stable speed.
  • Simple operating concept avoids mix-ups and can be clearly seen by the user.
  • High magnetic holding force.
  • Convenient magnetic holding force display.
  • Integrated coolant tank.
  • Tilt sensor.
  • Speed saving "memory function".
  • Personal safety switch.
  • * Also available with accessories.
  • ** In manual tool mode only

Technical data

Technical data
1,200 W
610 W
Speed, full load
Load speed in speed 1
130 - 260 rpm
Load speed in speed 2
260 - 520 rpm
Speed, no load
Tool Holder
MK 3
Carbide core drill bit max. Ø
50 mm
HSS core drill max. Ø
40 mm
Core drill, drilling depth max.
50(75)* mm
Twist drill max. Ø
18/23** mm
M 16**
Countersinking max. Ø
50** mm
Reaming max. Ø
23** mm
Core drill holder
3/4 in Weldon
Changing the core bit
145 mm
Total stroke range
315 mm
Magnetic holding power
12,500 N
Magnetic foot dimensions
195 x 90 mm
Cable with plug
4 m
Weight according to EPTA
16.20 kg
Vibration and sound emission values
Sound pressure level LpA
82,4 dB
Uncertainty of measured value KpA
3 dB
Sound power level LWA
93,4 dB
Uncertainty of measured value KWA
3 dB
Sound peak value LpCpeak
97 dB
Uncertainty of measured value KpCpeak
3 dB
Vibration value 1 αhv 3-way
< 2,5 m/s²
Uncertainty of measured value Kα
1,5 m/s²


Manual instruction

PDF 71,94 MB

Download Manual instruction (71,94 MB)

Price includes

  • 1 coolant tank
  • 1 lashing strap
  • 1 swarf hook
  • 1 centering pin
  • 1 drift key
  • 1 contact guard
  • 1 case


Core drilling in metal with a Ø up to 35 mm
well suitable
Core drilling in metal with a Ø up to 50 mm
well suitable
Twist drills with drill chuck (DIN 338)
Twist drills with MK fitting (DIN 345)
well suitable
well suitable
well suitable
well suitable
Fully-automatic drilling
well suitable
Working one-handed
well suitable
Working overhead
Installation work
well suitable
Workshop jobs
well suitable
well suitable

Product feature

  • Electronic magnetic holding force
  • Magnetic holding force display
  • Automatic drill feed
  • Reversible rotation
  • Variable speed control
  • Memory function
  • Speed-controlled electronics (tacho)
  • Tilt sensor