QL Series DTH Button Bit
QL Series DTH Button Bit
Product Item：QL Series DTH Button Bit
Name: QL Series DTH Button Bit
Shank Type: QL40, QL50, QL60, QL80
Bit Diameter: 105mm-605mm
Bit Face: Flat Face, Convex Face, Concave Face, Drop Center, Double Gauge.
Category：QL Series DTH Bit
Roschen supply lots of grades DTH Bits, they can be chosen according to different applications. Both soft, medium-hard, and hard rocks, Our DTH Bit could have a good performance.
The Advantage of Our DTH Button Bit
1. Smooth performance and long service life of DTH bits due to high quality alloy steel materials and advanced processing technology adapted.
2. Low problem rate and easy to maintenance due to simple , reliable and easy assemble and disassemble inner structure of DTH bits.
3. Interchangeable with DTH bit and dill pipe manufactured by Atlas copco and Ingersoll-rand.
Shank Type: QL40, QL50, QL60, QL80
Bit Diameter: 105mm-605mm
Bit Face: Flat Face, Convex Face, Concave Face, Drop Center, Double Gauge.
| 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: | ||||
| Any spline, shank is available! | ||||
| Any special size of DTH bits will be available by requests. | ||||
| Shank Type | Diameter in mm | Flushing Holes NO. | Gauge Buttons | Face Buttons | Approx. Weight |
| QL 40 | 105 | 2 | 7*14mm | 6*13mm | 9.0 KGS |
| 110 | 2 | 7*14mm | 6*13mm | 9.2 KGS | |
| 115 | 2 | 8*14mm | 7*13mm | 9.5 KGS | |
| 120 | 2 | 8*16mm | 7*13mm | 10.3 KGS | |
| 127 | 2 | 8*16mm | 7*13mm | 11.5 KGS | |
| QL 50 | 135 | 2 | 8*16mm | 8*13mm | 15.5 KGS |
| 140 | 2 | 8*17mm | 7*14mm | 16.0 KGS | |
| 146 | 2 | 8*18mm | 7*14mm | 16.8 KGS | |
| 152 | 2 | 8*17mm | 8*14mm | 17.0 KGS | |
| 165 | 2 | 8*18mm | 9*16mm | 18.0 KGS | |
| QL 60 | 152 | 2 | 8*17mm | 8*14mm | 24.0 KGS |
| 165 | 2 | 8*18mm | 9*16mm | 25.0 KGS | |
| 171 | 2 | 8*18mm | 10*16mm | 27.0 KGS | |
| 190 | 3 | 9*18mm | 11*16mm | 29.0 KGS | |
| 203 | 3 | 9*18mm | 12*16mm | 33.0 KGS | |
| QL 80 | 203 | 2 | 9*18mm | 12*16mm | 35.0 KGS |
| 216 | 2 | 10*18mm | 17*18mm | 49.0 KGS | |
| 241 | 2 | 10*18mm | 17*18mm | 64.0 KGS | |
| 254 | 3 | 12*18mm | 19*18mm | 71.0 KGS | |
| 292 | 3 | 12*18mm | 30*18mm | 85.0 KGS | |
| 305 | 4 | 12*18mm | 30*18mm | 95.0 KGS |
For more information, pls contact us:
Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat: +86-137-6419 5009
WhatsApp: +86-137-6419 5009
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ROSCHEN@ INC.
ROSCHEN@ GROUP LIMITED
ROBERT ROSCHEN@ LIMITED
ROSCHEN@ HOLDINGS LIMITED
HEFEI ROSCHEN@ TOOL CO., LTD.
ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.
SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.
EMAIL: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschen.com
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