Rock drills medium range
Our water flushed, pusher leg mounted rock drills are designed for driving drifts and tunnels with a small cross section. They are intended for use for hole diameter range of 27 to 41 mm (1-1 5/8 in) with Hex 22 (7/8”) rotation shank as a standard.
Technical specifications
|
Rock drill type |
Underground rock drill |
|
Hole range |
27 mm - 41 mm |
|
Weight |
22 kg |
|
Length |
630 mm |
|
Air consumption |
48 l/s |
|
Impact rate |
2 040 blows/min |
|
Piston diameter |
65 mm |
|
Stroke length |
60 mm |
