DHD Shank DTH Drill Bit
DHD Shank DTH Drill Bit
Product Item：DHD Shank DTH Drill Bit
Name: DHD Cemented Carbide DTH Drill Bit
Shank Type: DHD 3.5, DHD340A, DHD350R, DHD360, DHD380,
Bit Diameter: 85mm-305mm
Bit Face: Flat Face, Convex Face, Concave Face, Drop Center, Double Gauge.
Category：DHD Shank DTH Bit
Roschen supply the DHD Shank DTH Button Bit with cemented carbide buttons have very good wear-resistant. Buttons are strong in the mining process and could meet requirements of various rocks , and the service lifetime is very long.
Button Shape: Domed, Spherical,Semi-ballistic,Ballistic.
Bit Shank: DHD 3.5, DHD340A, DHD350R, DHD360, DHD380,
Bit Diameter: 85mm-305mm
Bit Face Design: 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. | ||||
| DHD Cemented Carbide DTH Drill Bit | |||||
| Shank Type | Diameter in mm | Air Holes No. | Gauge Buttons | Face Buttons | Approx. Weight |
| DHD3.5 | 85 | 2 | 6*13mm | 4*12mm | 4.2 KGS |
| 90 | 2 | 7*13mm | 5*12mm | 4.5 KGS | |
| 95 | 2 | 7*13mm | 6*12mm | 4.8 KGS | |
| 100 | 2 | 7*13mm | 6*12mm | 5 KGS | |
| 105 | 2 | 8*12mm | 7*12mm | 5.5 KGS | |
| DHD340A | 105 | 2 | 7*14mm | 6*13mm | 8.5 KGS |
| 110 | 2 | 7*14mm | 6*13mm | 8.8 KGS | |
| 115 | 2 | 8*14mm | 7*13mm | 9.0 KGS | |
| 120 | 2 | 8*16mm | 7*13mm | 9.9 KGS | |
| 127 | 2 | 8*16mm | 7*13mm | 11.0 KGS | |
| DHD350R | 135 | 2 | 8*16mm | 8*13mm | 15.0 KGS |
| 140 | 2 | 8*17mm | 7*14mm | 16.0 KGS | |
| 146 | 2 | 8*18mm | 7*14mm | 17.0 KGS | |
| 152 | 2 | 8*17mm | 8*14mm | 17.5 KGS | |
| 165 | 2 | 8*18mm | 9*16mm | 18.5 KGS | |
| DHD360 | 152 | 2 | 8*17mm | 8*14mm | 22.0 KGS |
| 165 | 2 | 8*18mm | 9*16mm | 26.0 KGS | |
| 171 | 2 | 8*18mm | 10*16mm | 27.0 KGS | |
| 190 | 3 | 9*18mm | 11*16mm | 28.5 KGS | |
| 203 | 3 | 9*18mm | 12*16mm | 29.5 KGS | |
| DHD380 | 203 | 2 | 9*18mm | 12*16mm | 40.0 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 | |
Advantage:
● Our cemented carbide buttons have very good wear-resistant, can be ground time after time and have a longer service life. Using the specially processed formula, our carbide buttons can meet requirements of various rocks.
● Buttons are strong in the mining process, and the service lifetime is very long.
● A lot of grades can be chosen according to different applications.
● Exactly suggestion for the button used for soft, medium-hard, and hard rocks.
● Durable performance, wear resistant and withstanding large impacting force.
● Very good prices according to market situation.
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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