NUMA Series DTH Button Bit
NUMA Series DTH Button Bit
NUMA Series DTH Button Bit
Product Item:091
Name: NUMA Series DTH Button Bit
Shank Type: NUMA100, NUMA120, NUMA 125
Bit Diameter: 254mm-508mm
Bit Face: Flat Face, Convex Face, Concave Face, Drop Center, Double Gauge.
Category:NUMA Shank DTH Bit
Roschen supply lots of grades NUMA DTH Button Bit, they can be chosen according to different applications. Both soft, medium-hard, and hard rocks, Our DTH Bit could have a good performance.
Shank Type: NUMA100, NUMA120, NUMA 125
Bit Diameter: 254mm-508mm
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. |
DTH Hammer Bits with NUMA shanks | ||||
Shank Type | Diameter in mm | Spline NO. | Gauge Buttons | Face Buttons |
10" NUMA Shank DTH Bit | 254 | 10 | 12*18mm | 21*16mm |
305 | 10 | 12*18mm | 36*16mm | |
311 | 10 | 12*18mm | 36*16mm | |
318 | 10 | 12*18mm | 38*16mm | |
330 | 10 | 14*18mm | 42*16mm | |
Shank Type | Diameter in mm | Spline NO. | Gauge Buttons | Face Buttons |
12" NUMA Shank DTH Bit | 305 | 12 | 12*18mm | 36*16mm |
310 | 12 | 12*18mm | 36*16mm | |
330 | 12 | 16*18mm | 42*16mm | |
355 | 12 | 16*19mm | 48*16mm | |
380 | 12 | 16*19mm | 48*16mm |
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
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http://www.roschendrilling.com
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http://www.roschen.net
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