=== Base Info ===
=== Description ===
Technical specifications
Type | B47 |
Weight | 21.5 (Kg) |
Length | 550 (mm) |
Working pressure | 550 (Mpa) |
Impact energy | ≥76(J) |
Impact frequency | 21 (Hz) |
Air consumption | 28 (L/s) |
Bit Fixation Style | Lock/unlock |
Shank size | 25×108 (mm) |
Air pipe inner dia | φ19 (mm) |


Our main products are as below:
Construction & Mining & Rock Drill Tools:
A. DTH Hammer and Bit (2''-24''), Overburden Drilling System; RC System.
B. Top Hammer (drill hole dia.: 33 ~ 152mm).
1) Thread Tools (Button Bits, Rod, Coupling, Shank Adaptor): (R25/28/32/38, T38/45/51, ST58,GT60).
2) High Rang Soundless Cracking Agent (dia. 40 ~ 50mm).
Quarrying Drill Tools (drill hole dia.: 17 ~ 45mm).
1) Taper Drill Tools (Bit: button/chisel; Rod: Tapered/Integral), Carbide Tips, Segment, Grinding Wheel, Grinder.
3) Pneumatic Rock Drill: Hand-held (Y24, TY24C), Air leg (YT28) and Gasoline (YN27J).
4) Expansive Mortar (dia. 30 ~ 35mm); Hydraulic Rock Splitter PD40-250, Aluminum Cylinder.
5) Air Pushing Bag, Water Bag; Pneumatica Splitter G10, Hand Splitter, etc.
6) Hydraulic Breaker hammer, Paving breaker TPB40, 60, 90 for rock or concrete demolition.
7) PD28, PD45, PD90, PD115/HC20 Excavator mounted rock drilling.
Should you are interested in our products,pls contact us freely .
We do wish we can establish the good and long-term business relations and make us stronger and mutual benefit together.