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Model No: BHI 822 VR / 180mm Drilling Machine(Dry Drilling) 1800 Watt

Technical attributes
Power input 1800 watt
Power output 1200 watt
Tool fixture 5/8"-16 UN / M 16
Speed under load 1st/2nd gear 0-1400 / 0-3500 rpm
Max. drilling Ø in masonry 180 mm
Max. drill hole Ø in concrete 82 mm
Weight 5.10 kg
Standard equipment
1 handle 257.580
1 adapter 5/8"-16UN/M16 255.424
1 open-ended wrench SW 24 198.781
1 open-ended wrench SW 22 109.398
1 wrench case 258.523
1 drill depth stop 251.047
1 clamp fitting with ratchet clip 259.490
1 plastic carry case 329.908


polymak Tools India Pvt Ltd.,
Core drilling machine for dry drilling with switchable soft hit mode

  • VR microprocessor control: with tachogenerator constant speed control, soft start, continuous speed control trigger, restart protection after power failure, overload protection, temperature monitoring and speed selection
  • Long additional handle: turns and latches in pre-set positions to absorb high torque in freehand operation
  • Safety slip clutch: offers protection if the core drill is jammed
  • Clamping neck: 53 mm, suitable for application in drilling stands
  • Ideal for hammer-free flush fitting of junction boxes, pattresses and flue connections, etc. in masonry
  • Switchable soft hit mode for working in concrete without water supply

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