Water Well COP44 Dth Button Bits , 4”Size Downhole Drilling Tools
1 set
Water Well COP44 Dth Button Bits , 4”Size Downhole Drilling Tools
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Basic Infomation
Place of Origin: China
Brand Name: ROSCHEN
Certification: ISO
Model Number: COP 44
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dth hammers bits


COP44 Dth Button Bits


12inch DTH hammer

Payment & Shipping Terms
Packaging Details: Poly wooden box
Supply Ability: 100000 pcs
Usage: Ore,Water Well
Condition: New
Warranty: 1 Year
After-sales Service Provided: Engineers Available To Service Machinery Overseas
Color: Other Color Available
Use: Metal Drilling,Well Drilling
Name: Dth Button Bits
Advantage: Wear-resisting
Product Description

Water Well COP44 Dth Button Bits , 4”Size Downhole Drilling Tools


Dth Button Bits Application


Dth Button Bits For Mining is suitable for mining,quarring,tunneling and so on. It is widely used for gound quarring and underground drilling.


Dth Button Bits Main Features


  1.  High quality;
  2.  High resistance;
  3.  High footage speed;
  4.  Very low breakage;
  5.  Very low percentage of carbide falling off.
  6.  Wide application range.

DHD 340 hammer bits / COP 44 hammer bits face style:

Water Well COP44 Dth Button Bits , 4”Size Downhole Drilling Tools 0


Dth Button Bits Parameters


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
12" 305mm-508mm 12"-20" DHD1120/SD12 ROS 120
Metzke, Remet thread is available!
Any special size of DTH bits will be available by requests.




ROSCHEN Geotechnical Drilling, Exploration and Rock Drilling products.

ROSCHEN Geotechnical Drilling, Exploration, Rock Drilling, can offer the equipment needed for all rock drilling, underground and surface exploration applications in Mining Industry, Water Well Industry, Oil Field Industry. This includes rigs and all full range of high technology and high quality products, ITH equipment such as button bit, DTH bit, DTH Hammer, wireline series products, metric series products, drill rod and conventional core barrel, overshot, as well as casing and diamond core bit - all designed to maximize our customer profitability.

Rock drilling and Exploration drilling is tough, results-driven work. And if you want it done right, you need the right tools. ROSCHEN Exploration Products has the products you've depended on for many years.

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Get in touch with us
Tel : 13764195009
Fax : 86-021-54380177
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