Halco 4 DTH Drill Bits Surface Drill Rig For Surface Top Hammer
Rock Drilling
Roschen Down The Hole Hammer quality can be replaced of by Boart Longyear, atlas copco basis on the quality grade, and in the after sales
service.
DTH bits, Down The Hole drilling bit, DTH button bits
DTH bits, Down The Hole drilling bit, DTH button bits manufacturer
and supplier, produced by Roschen Group Limited, these DTH hammer
bits are used for mining, construction, water well, oil/gas
drilling etc.
All products are compatible with many products manufactured by Boart Longyear, Atlas Copco, Halco, Bulroc, Mincon, Numa, etc, all our products
are widely used in mining, tunneling, quarrying, construction, and
civil engineering project. DTH Hammer, DTH Bit, DTH Drill Rig
manufacturers and suppliers in China, offering HD55 Flat Face Bit,
HD45 Flat Face Bit, HD 35 Flat Face Bit and so on.
- DHD340A, DHD350R, DHD360, DHD380;
- Cop32, Cop34, Cop44, Cop54, Cop64, Cop84;
- Mission 40, Mission 50 , Mission 60, Mission80;
- SD4, SD5, SD6, SD8;
- TD40, QL50, QL60, QL80;
- BR2, BR3.
Bit face shape selection:
1. Drop Center Bit
2. Concave Face
3. Convex Face
4. Double Gauge Face
5. Flat Face Bit
Carbide button shape selection:
1. Domed/Round Button
2. Parabolic/Semi-Ballistic Buttons
3. Ballistic Button
4. Sharp Button
5. Flat Button
DTH Button Bits Specifications:
| Diameter In | Diameter mm | Shank |
| 4 5/16 | 110 | Halco 4 |
| 4 1/2 | 115 | Halco 4 |
| 4 3/4 | 120 | Halco 4 |
| 5 | 127 | Halco 4 |
| 5 1/2 | 140 | Halco 4 |
| 5.7 | 145 | Halco 4 |
| 5 7/8 | 150 | Halco 4 |
| 6 | 152 | SD 6 |
| 6 1/2 | 165 | SD 6 |
| 8 | 203 | SD 6 |
DTH Hammer Button Bits Specifications:
| DTH bits |
| 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 | 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! |
For more information please contact:
ROSCHEN INC.
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
