Used Robland BM21 Semi-Automatic Borer

used machine

Machine Overview

Introducing the Used Robland BM21 Semi-Automatic Borer

A chance to own a used Robland BM21 Semi-Automatic Borer. The Robland BM21 boring machine is a semi automatic 21 spindle driling machine. The machine comes with 5 Rapid chuck suitable to receive bits with cylindrical attachment dia 10 mm.Also two in line clamps keeps the work pieces secure when drilling.Overall this is a good quality well built machine that shows exceptional value for money.

Product Features

  • Quick change spindles
  • Boring unit 21 spindles
  • Pneumatic cylinder for horizontal/vertical positioning of the boring group (45°)
  • Front/top calliper to obtain the same boring measure between horizontal and vertical position
  • side stops adjustable by metric scale and nonius and magnifying lens on each stop
  • 2 saftey clamps inclined 4 degrees
  • 6 position turret to adjust the drilling depth
  • Height regulation of the boring group by mechanical digital position indicator
  • Automatic vertical-horizontal depth difference device (10mm)
  • Drilling speed adjustment from the control panel
  • Strengthened steel structures for tiling the boring group
  • Start/stop electro pneumatic circuit by means of the foot pedal
  • Profile aluminium bar 3000mm, complete with 4 stops
  • 5 rapid chuck suitable to receive bits with cylindrical attachment dia 10mm

Product Specification

Multi borer - Spindles21
Quick change spindles5
Alu fence 3000 mm with 4 stopsStandard
Center distance between each spindle32mm
Total center distance first and last spindle640mm
Maximum depth of hole70mm
Rpm spindle2800
Working table dimensions854mm x 500mm
Max. dimensions of work piece800mm x 3000mm
Pressure6-8 Bar
Motor power2.5 pk/cv (1.85kw)