Machine Sold
Sorry, this product has been sold and is no longer available. We have used machines arriving weekly so please call us to be first to hear about the very latest stock.
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About 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 drilling machine. The machine has the capability 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.
Used Robland BM21 Semi-Automatic Borer 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
Used Robland BM21 Semi-Automatic Borer Specification
| Tension |
400v |
| Weight |
290Kg |
| Multi borer - Spindles |
21 |
| Quick change spindles |
Can be added |
| Alu fence 3000 mm with 4 stops |
Standard |
| Center distance between each spindle |
32mm |
| Total center distance first and last spindle |
640mm |
| Maximum depth of hole |
70mm |
| Rpm spindle |
2800 |
| Working table dimensions |
854mm x 500mm |
| Max. dimensions of work piece |
800mm x 3000mm |
| Pressure |
6-8 Bar |
| Motor power |
2.5 pk/cv (1.85kw) |
