DHD340A , COP44 Down The Hole Drilling Hammers And Button Bits
Durable
Hammers And Button Bits Application
All of ROSCHEN products have passed ISO9001 quality management
system, they are widely used in open pit mining, tunneling,
quarrying, transportation construction, engineering, earth-rock
excavation, water wells, pile foundation, and civil engineering
project etc. We are one of the companies which have the most
complete product lines, the most abundant species and the most
widely used products in drilling industry.
Our DTH hammer and bits are compatible with CIR, DHD, QL,SD,
Mission, etc. series of Atlas and etc. They are with high
efficiency, low failure rate and long service life. They are with
high efficiency, low failure rate and long service life, which can
realize efficient and economical drilling even for all kinds of
high hardness, high abrasive rocks and other harsh conditions.
Hammers And Button Bits Parameters
| ROSCHEN DTH Bits Specifications |
| Hammer Size | Bits diameter | Shank | ROSCHEN CODE |
| Metric | Inch |
| 1" | 64mm-70mm | 2 1/2"-2 3/4" | BR1 | ROS 11 |
| 2" | 70mm-95mm | 2 3/4"-3 3/4" | MACH20/BR2 | ROS 22 |
| 3" | 90mm-102mm | 3 1/2"-4" | COP32/COP34/MACH303 | ROS 32 |
| M30/DHD3.5/BR3 | ROS 34 |
| 4" | 105mm-152mm | 4 1/8"-6" | COP44/DHD340/MACH44 | ROS 42 |
| SD4/M40/QL40 | ROS 44 |
| 5" | 133mm-165mm | 5 1/4"-6 1/2" | COP54/DHD350R/MACH50 | ROS 52 |
| SD5/M50/QL50/BR5 | ROS 54 |
| 6" | 152mm-254mm | 4 1/8"-10" | COP64/DHD360/SD6 | ROS 62 |
| M60/QL60/Bulroc BR6 | ROS 64 |
| 8" | 203mm-330mm | 8"-13" | COP84/DHD380/SD8 | ROS 82 |
| QL80/M80/M85 | ROS 84 |
| 10" | 254mm-380mm | 10"-15" | SD10 | ROS 100 |
| NUMA100 |
| 12" | 305mm-508mm | 12"-20" | DHD1120/SD12 | ROS 120 |
| NUMA120/NUMA125 |
| Notes: |
| Metzke, Remet thread is available! |
| Any special size of DTH bits will be available by requests. |
Our service
Roschen full guaranteed after-sales service. If you purchased
ROSCHEN'S products, Roschen will offer very competitive price for
the later part of the accessories.
If you have any question on Roschen's products, please feel free to
contact us: roschen@roschen.com
For more information, please contact:
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ;
