VK 12FZ Pneumatic Drifter
The VK 12FZ Drifter which is equivalent to Atlas Copco BBC 120FZ is Rifle-Bar rotated heavy-duty Rock Drill mounted on Rig best suitable for drifting and tunnelling. The Drifter is specially designed to use in underground Mining and Tunnelling for Ring Drilling and Face Drilling. VK-12FZ Drifter is used for long hole drilling, bench drilling and drifting hole sizes FZ 51-89mm (2-31/2)
Application
- Bench Drilling in open-pit mines 
- Long hole drilling 
- Limestone quarries 
- Underground Mining and Tunnelling for Ring Drilling and Face Drilling 
Features
- It is operated from Control Unit 
- It has a feature of Reversible Rotation, which can also be disengaged so that only impact mechanism works 
- It has a Rifle-bar actuated rotation motor with eight pawls (four for each direction) that engage or disengage 
- It can be easily be converted from water flushing to air blowing 
- Hoses can be placed on either side to protect from unintentional abuse 
- The machine is specially designed for underground mining work. 
Technical Details
| Model | VK-12FZ | |
| Weight | 80 kgs | 176 lbs | 
| Overall Length | 850 mm | 33 1/2" | 
| Air Consumption | 167 l/s | 354 cfm | 
| Working Pressure Max. | 7 bar | 100 psig | 
| Piston Diameter | 120 mm | 4 3/4" | 
| Piston Stroke | 65 mm | 2 1/2" | 
| Impac Rate | 35 Hz | |
| Impact Power Max. | 7.2 kw | 9.7 hp | 
| Rotation Speed | 0 - 210 rpm | |
| Hole Diameters | 48 - 76 mm | |
| Drill Steel | R32, R38, T38 | 
# Technically Equivalent to Atlas Copco BBC 120FZ Pneumatic Drifter
Flushing is possible as air blowing or water flushing, all drill functions are operated from a control unit
Since approvement are made from time to time, the illustration and specifications are subject to change without notice.



