Promotech BM-21

BM-21, new generation portable beveling machine, is one of the best tools for machining plates and pipes prior to welding. It offers a number of innovative solutions that increase ergonomics and ensure even more comfort and work safety for the operator.

Most important features include:

  • new single milling head equipped with 10 square inserts, that makes machining process far more efficient with little operator’s effort
  • fast and easy exchange of inserts with no need for special adjustment
  • extended working range from 0 to 60 degrees with continuous angle adjustment
  • easy setting of bevel angle and bevel width
  • vibration insulation protects both the operator and electronics against vibration
  • one universal guide plate for beveling both plates and pipes replaces 3 different attachments used with BM-20


Power supply 230VAC/50Hz or 115 VAC/60 Hz
Induction motor with increased start-up current
Power 1100 W, BM-21S: 1600 W (for 50 Hz); 1800 W (for 60 Hz)
Spindle speed 2820 rpm, BM-21S: 1360–1630 rpm (at 230 V) and 1300–1560 rpm (at 115 V)
Tooling integrated milling head with 10 square TCT inserts
Beveling angle 0-60°with continuous angle adjustment
Max bevel width 21 mm
Weight 20 kg (43 lbs), BM-21S: 23 kg (51 lbs)




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