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[China]
Trade Verify
Address: 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
Contact name:Bill, George, Michael
ROSCHEN GROUP |
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Verified Suppliers
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Top Hammer Drilling, DTH Button Bit Down The Hole for Blast Hole
Drilling
DTH Hammers & Bits
ROSCHEN offers a comprehensive range of WORLD CLASS quality grade
DTH bits in global market, which were use in all rock types and
drilling conditions. Bit life and rate of penetration are the most
important criteria in selecting the right bit for a particular
application.
DTH bits are available in sizes from 2" to 36". Bits come in three different standard bit head/face designs (Convex, Flat Face, and Concave), and with a number of tungsten carbide insert options, to guarantee a DTH drill bit that can tackle any challenge and rock-face formation. Additional bit head designs and custom options are available depending upon manufacturer.
Explore the subcategories below, view our online catalogs, or
contact your ROSCHEN representative to learn more about our
complete DTH Bit product offering.
ROSCHEN High and Low Air Pressure DTH Bits
1. High and low air pressure down-the-hole drill bits
2. Low air pressure hole diameter 65-220mm
3. High air pressure hole diameter 85-305mm
4. Face type: Drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
6. Inch available: 3", 4", 5", 6", 8", 12", etc.
| 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 special size of DTH bits will be available by requests. | ||||
| Metzke, Remet thread is available! | ||||
High pressure dth bit
ROSCHEN majoring in down the hole drilling products, which include DTH bits and DTH Hammer. After many years study intensively, we acquired and summarized rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
| Some BITS for referance | ||||||
| Hammer: COP 32 | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Flat front: ROS | ||||||
| 85 | 100-5085-39,24-20 | 8x11, - ,6x11, - | 35, -, - | 2 | 4.5 | |
| 90 | 100-5090-39,24-20 | 8x11, - ,7x11, - | 35, -, - | 2 | 4.7 | |
| 100 | 100-5100-39,24-20 | 8x11, - ,7x11, - | 35, -, - | 2 | 4.9 | |
| Speed Bit | ||||||
| 85 | 100-5085-39-55,24-20 | 8x11, - ,6x11, - | 35 | 2 | 4.5 | |
| 90 | 100-5090-39-55,24-20 | 8x11, - ,7x11, - | 35 | 2 | 4.7 | |
| 100 | 100-5100-39-55,24-20 | 8x11, - ,7x11, - | 35 | 2 | 4.9 | |
| Convex front, Ballistic | ||||||
| 85 | 100-5085-39-61,24-20 | 7x11, 4x11, 2x11, - | 40, 20, - | 2 | 4.3 | |
| 90 | 100-5090-39-61,24-20 | 7x11, 4x11, 2x11, - | 40, 20, - | 2 | 4.5 | |
| 100 | 100-5100-39-61,24-20 | 7x11, 4x11, 2x11, - | 40, 20, - | 2 | 4.7 | |
| Hammer: Bulroc 3 | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Convex front, Ballistic | ||||||
| 100-5090-45-61,24-20 | 7x11, 4x11, 2x11, - | 40, 20, - | 2 | 4 | ||
| Hammer: COP 34, 34Q | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Flat front, ROS | ||||||
| 90 | 100-5090-31,24-20* | 8x12.7, - ,7x11, - | 35, - , - | 2 | 5.8 | 9279 |
| 92 | 100-5092-31,24-20 | 8x12.7, - ,7x11, - | 35, - , - | 2 | 5.8 | 9279 |
| 95 | 100-5095-31,24-20 | 8x12.7, - ,7x11, - | 35, - , - | 2 | 5.9 | 9279 |
| 100 | 100-5100-31,24-20 | 8x12.7, - ,7x12.7, - | 35, - , - | 2 | 6.1 | 9279 |
| 105 | 100-5105-31,24-20 | 8x14.5, - ,7x12.7, - | 35, - , - | 2 | 6.3 | 9279 |
| SpeedBit | ||||||
| 92 | 100-5092-31-55,24-20 | 8x12.7, - ,7x11, - | 35 | 2 | 5.8 | 9279 |
| 95 | 100-5095-31-55,24-20 | 8x12.7, - ,7x11, - | 35 | 2 | 5.9 | 9279 |
| 100 | 100-5100-31-55,24-20 | 8x12.7, - ,7x12.7, - | 35 | 2 | 6.1 | 9279 |
| 105 | 100-5105-31-55,24-20 | 8x14.5, - ,7x12.7, - | 35 | 2 | 6.3 | 9279 |
| Convex front, Ballistic | ||||||
| 92 | 100-5092-31-61,24-20 | 7x12.7, 4x12.7, 2x12.7, - | 40, 20, - | 2 | 5.8 | |
| 95 | 100-5095-31-61,24-20 | 7x12.7, 4x12.7, 2x12.7, - | 45, 30, - | 2 | 5.9 | |
| 100 | 100-5100-31-61,24-20 | 7x12.7, 4x12.7, 2x12.7, - | 45, 30, - | 2 | 6.1 | |
| 105 | 100-5105-31-61,24-20 | 7x14.5, 4x14.5, 2x14.5, - | 45, 30, - | 2 | 6.3 | |
| Hammer: COP 42 | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Flat front: ROS | ||||||
| 105 | 100-5105-60,24-20 | 8x14.5, 7x12.7, - | 35 | 2 | 7.5 | |
| 110 | 100-5110-60,24-20 | 8x14.5, 7x12.7, - | 35 | 2 | 8.2 | |
| 115 | 100-5115-60,24-20 | 8x14.5, 8x12.7, - | 35 | 2 | 8.4 | |
| 130 | 100-5130-60,24-20 | 8x14.5, 10x12.7, - | 35 | 2 | 9.3 | |
| 140 | 100-5140-60-1218,08-20 | 8x14.5, 9x12.7, - | 35 | 2 | 9.3 | |
| Speed Bit | ||||||
| 105 | 100-5105-60-55,24-20 | 8x14.5, - ,7x12.7, - | 35 | 2 | 7.5 | |
| 115 | 100-5115-60-55,24-20 | 8x14.5, - ,8x12.7, - | 35 | 2 | 8.4 | |
| Convex front, Ballistic | ||||||
| 105 | 100-5105-60-61,24-20 | 7x14.5, 4x14.5, 2x14.5, - | 40, 20, - | 2 | 7.5 | |
| 110 | 100-5110-60-61,24-20 | 7x14.5, 4x14.5, 2x14.5, - | 40, 20, - | 2 | 7.8 | |
| 115 | 100-5115-60-61,24-20 | 7x14.5, 4x14.5, 3x14.5, - | 40, 20, - | 2 | 8 | |
| 130 | 100-5130-60-61,24-20 | 9x12.7, 6x12.7, 5x12.7, - | 40, 20, - | 2 | 9 | |
| Hammer: COP 44,440 Ingers oil-Rand DHD 340A, DH4, Minroc 4 valveless, Compair Holman VOL 400 | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Flat front: ROS | ||||||
| 105 | 100-5105-34,24-20 | 8x14.5, - ,7x12.7, - | 35, - , - | 2 | 8.6 | |
| 110 | 100-5110-34,24-20 | 8x14.5, - ,7x12.7, - | 35, - , - | 2 | 8.7 | |
| 115 | 100-5115-34,24-20 | 8x14.5, - ,8x12.7, - | 35, - , - | 2 | 9 | |
| 125 | 100-5125-34,24-20 | 8x14.5, - ,10x12.7, - | 35, - , - | 2 | 10.5 | |
| 130 | 100-5130-34,24-20* | 8x14.5, - ,10x12.7, - | 35, - , - | 2 | 11 | |
| 140 | 100-5140-34-1218,08-20* | 8x16.0, - ,9x14.5, - | 35, - , - | 2 | 11.5 | |
| Hammer: COP 44,440 Cont. | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Speed Bit | ||||||
| 110 | 100-5110-34-55,24-20 | 8x14.5, - ,7x12.7, - | 35, - , - | 2 | 8.7 | 9237 |
| 115 | 100-5115-34-55,24-20 | 8x14.5, - ,8x12.7, - | 35, - , - | 2 | 9 | 9237 |
| 125 | 100-5125-34-55,24-20 | 8x14.5, - ,10x12.7, - | 35, - , - | 2 | 10.5 | 9237 |
| 130 | 100-5130-34-55,24-20 | 8x14.5, - ,10x12.7, - | 35, - , - | 2 | 11 | 9237 |
| Convex front, Ballistic | ||||||
| 105 | 100-5105-34-61,24-20 | 7x14.5 4x14.5 2x14.5, - | 40, 20, - | 2 | 8.2 | 9237 |
| 110 | 100-5110-34-61,24-20 | 7x14.5 4x14.5 2x14.5, - | 40, 20, - | 2 | 8.4 | 9237 |
| 115 | 100-5115-34-61,24-20 | 7x14.5 4x14.5 3x14.5, - | 40, 20, - | 2 | 8.5 | 9237 |
| 115 | 100-5115-34-2234,08-20 | 8x12.7 4x12.7 3x12.7, - | 45, 30, - | 2 | 9 | 9237 |
| 125 | 100-5125-34-61,24-20 | 9x12.7 6x12.7 5x12.7, - | 40, 20, - | 3 | 9.1 | 9237 |
| 130 | 100-5130-34-61,24-20* | 9x12.7 6x12.7 5x12.7, - | 40, 20, - | 3 | 9.3 | 9237 |
| Reaming bit for 104-115 mm pilot holes | ||||||
| 165 | 100-5165-34-9102,08-20 | 14x16 | 35 | 2 | 15.9 | 9237 |
| COP 54, 54Q, 54Q HD, Ingers oil-Rand DHD350R, DH5, Compair Holman VOL 500 | ||||||
| Diameter mm | Part No. | Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone) | Gauge buttons angle o (Outer, Inner, Cone) | Flushing holes (No. x size mm) | Weight approx. kg | Foot valve Part No. |
| Flat front: ROS | ||||||
| 130 | 100-5130-37,31-20 | 8x16, - ,8x14.5, - | 35 | 2 | 15.4 | 9236 |
| 130 | 100-5130-37-1218,10-20 | 8x16, - ,8x14.5, - | 35 | 2 | 15.4 | 9236 |
| 134 | 100-5134-37-1218,10-20 | 8x16, - ,8x14.5, - | 35 | 2 | 16 | 9236 |
| 140 | 100-5140-37,31-20 | 8x16, - ,9x14.5, - | 35 | 2 | 16.4 | 9236 |
| 140 | 100-5140-37-1218,10-20 | 8x16, - ,10x14.5, - | 35 | 2 | 16.4 | 9236 |
| 146 | 100-5146-37-1218,10-20 | 8x16, - ,9x14.5, - | 35 | 2 | 16.8 | 9236 |
| 152 | 100-5152-37-1217,08-20 | 8x16, - ,8x16, - | 35 | 2 | 18.1 | 9236 |
| Speed Bit | ||||||
| 140 | 100-5140-37-55,31-20 | 8x16, - ,10x14.5, - | 35 | 2 | 16.6 | 9236 |
| 140 | 100-5140-37-1248,10-20 | 8x16, - ,10x14.5, - | 35 | 2 | 16.6 | 9236 |
| Convex front, Ballistic | ||||||
| 130 | 100-5130-37-2334,10-20 | 9x12.7, 6x12.7, 5x12.7 | 45, 30, - | 3 | 15.4 | 9236 |
| 140 | 100-5140-37-2334,10-20 | 9x12.7, 6x12.7, 6x12.7 | 45, 30, - | 3 | 16.6 | 9236 |
| Concave front, Standard | ||||||
| 140 | 100-5140-37-0218,10-20 | 8x16, - ,4x14.5, 4x14.5 | 35, - ,15 | 2 | 16 | 9236 |
| 149 | 100-5149-37-0218,10-20 | 8x16, - ,4x14.5, 4x14.5 | 35, - ,15 | 2 | 17 | 9236 |
| 152 | 100-5152-37-0217,08-20 | 8x16, - ,4x16, 4x16 | 35, - ,15 | 2 | 17.3 | 9236 |
| Reaming bit for 110-125 mm pilot holes | ||||||
| 203 | 100-5203-37-9108,08-20 | 24x16 | 35 | 4 | 28.6 | 9236 |
FAQ
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: We suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: We suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality
6. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009
C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.
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
Website: http://www.roschen.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com
http://www.roschengroup.com
