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China factory - ROSCHEN GROUP

ROSCHEN GROUP

  • China,Shanghai ,Shanghai
  • Verified Supplier
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  3. DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits

  1. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
  2. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
  3. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
  4. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
  5. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
  6. China DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits

DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits

  1. MOQ： 5 pcs
  2. Price： Negotiate
  3. Get Latest Price
Supply Ability 100000000 pcs
Delivery Time 5 ~ 8 working days
Packaging Details Wooden box
Brand Name ROSCHEN
Model Number DHD350
Certification ISO
Place of Origin CHINA

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  1. Product Details
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Product Specification

Supply Ability 100000000 pcs Delivery Time 5 ~ 8 working days
Packaging Details Wooden box Brand Name ROSCHEN
Model Number DHD350 Certification ISO
Place of Origin CHINA
High Light DHD350 DTH drill bits 135mm ，Down The Hole drilling bits 165mm ，DTH hammer bits with warranty
DHD350 135mm, 140mm, 146mm, 152mm, 165mm DTH Drill Bits
 
Model: DTH Button Bits
Bits: China DTH Bits
China: China Ql40 DTH Bits
Tools: Mission DTH Button Bits
Rock Drills: Rock Drill Button Bit
Name: Down The Hole Bit
Series: Epiroc Drill Bit DTH for Sale
Model No: Atlas Copco DTH Bits
Drilling: Down The Hole Drilling
Application: Water Well Drilling
 
DOWN-THE-HOLE BITS
 
Roschen DTH drill bits are fitted with our cemented carbide inserts, which provide you with superior life and drilling productivity.
 
The Roschen DTH button bit designs are well known and extensively used around the world. Whatever conditions you're dealing with, our drill bits make the job easier. They are fitted with Roschen's proprietary cemented carbide buttons, which are designed to drill further. The drill bit bodies are made from precision hardened nickel molybdenum steel, with a compound curve shape for faster and smoother cutting and easier removal of cuttings.
 
The bits in the new range have an optimized head length with maximized steel support for the cemented carbide buttons, deep face grooves for excellent flushing and an aggressive cutting structure.
 
Advantages:
1. Proprietary superior tungsten carbide ensures high quality and performance
2. Carbide grade options for long life in challenging applications
3. Face designs to maximize penetration rate and tool life
4. Optimized flushing designs to aid in cuttings removal and reduce wear
 
Roschen Premium Quality Button Bits:
 
Roschen Button Bits range covers hole diameter 3" and upwards upto 24". Roschen DTH Button Bits are available for all Major DTH Hammer Brands.
 
DHD-3.5, Cop-34, M-30, A34-15
Panther, DHD -14, DH4, DHD-4,DHD-34OA, Cop-42, Cop-44, Mission 40, SD-4, QL-4, Secoroc-4", Numa-4
DHD-16, DHD-160, DHD-360, QL-60, Mission 60, SD-6, Cop-62,Cop-64,Secoroc-6", Numa-6"
SD-8, DHD-380, COP-84, SECOROC-8", NUMA-8, Mission 80
SD-10, NUMA-100
SD-12, NUMA-120
 
Special Features:
1. Computer analysis and laboratory trials have been used to optimize the number of buttons as well as their size and positioning throughout the bit front.
2. Carbide has been carefully designed to minimize the risk of button loss and button failure
3. The design of the bit body and the frontal sludge grooves provides uniform flushing with reduces steel wash on both bit and the hammer.
4. Material processes and multiple heat treatment have focussed on achieving maximum resistance to fatigue failure.
5. Special bit designs such as Concave and Convex/CB are available on request.
 
Product specifications:
For 5" hammer Bit Dia. No. Gauge Front Weight Part No.
DTH bits shank mm inch Air Holes Buttons Buttons (Kg)
DHD350R/ COP54 133 5 1/4" 2 7×φ16 6×φ14 15 DHD350-133
140 5 1/2" 2 7×φ18 7×φ14 16 DHD350-140
146 5 3/4" 2 8×φ18 7×φ14 17 DHD350-146
152 6" 2 8×φ18 8×φ14 17.5 DHD350-152
165 6 1/2" 2 8×φ18 8×φ16 18.5 DHD350-165
SD5 133 5 1/4" 2 7×φ16 6×φ14 15.5 SD5-130
140 5 1/2" 2 7×φ18 7×φ14 16 SD5-140
146 5 3/4" 2 8×φ18 7×φ14 16.5 SD5-146
152 6" 2 8×φ18 8×φ14 17 SD5-152
165 6 1/2" 2 8×φ18 8×φ16 19 SD5-165
QL50 133 5 1/4" 2 7×φ16 6×φ14 15.5 QL50-130
140 5 1/2" 2 7×φ18 7×φ14 16 QL50-140
146 5 3/4" 2 8×φ18 7×φ14 16.5 QL50-146
152 6" 2 8×φ18 8×φ14 17 QL50-152
165 6 1/2" 2 8×φ18 8×φ16 19 QL50-165
Mission 50 133 5 1/4" 2 7×φ16 6×φ14 12.5 M50-130
140 5 1/2" 2 7×φ18 7×φ14 13.5 M50-140
146 5 3/4" 2 8×φ18 7×φ14 14 M50-146
152 6" 2 8×φ18 8×φ14 14.4 M50-152
165 6 1/2" 2 8×φ18 8×φ16 15 M50-165

 
ROSCHEN hammer bit technical data:
 
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:
Metzke, Remet thread is available!
Any special size of DTH bits will be available by requests.
 
Shank can be available:
 
1), Dia. 64mm-70mm shank Bulroc BR1
2), Dia. 70mm-95mm shank Halco MACH20, Bulroc BR2
3), Dia. 90mm-102mm shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3
4), Dia. 105mm-152mm shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, Bulroc BR4
5), Dia. 135mm-165mm shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, Bulroc BR5
6), Dia. 152mm-254mm shank COP64, DHD360, SD6, M60, QL60, Bulroc BR6
7), Dia. 203mm-330mm shank COP84, DHD380, SD8, QL80
8), Dia. 254mm-380mm shank SD10, Numa100
9), Dia. 305mm-508mm shank DHD1120, SD12, N120, N125
10), Dia. 405mm-864mm shank SD15, SD18
11), VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...
 
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
 

 
Product photos

 
 
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
 
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.
 
Production time:
Generally need 15-25 days
 
Transportation:
By air, By Express or By sea according to your requests.
 

 
 
FAQ

 
 
Q: Are you a manufacturer or trading company ?
A: We are a specialized manufacturer.
 
Q: How about the delivery terms ?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
 
Q: How about discount ?
A: Price is based on products and order quantity.
 
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
 
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
 
 
 
For more information, please contact:

 


Best regards,


Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat/WhatsApp:: +86-137-6419 5009
===========================================================
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.roschen.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
https://www.drillpipefactory.com
https://www.numberwon.cn
===========================================================

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    1921

  • Total Annual:

    5000-2000000

  • Employee Number:

    100~500

  • Ecer Certification：

    Verified Supplier

 ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...  ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...

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Get in touch with us

  • Reach Us
  • ROSCHEN GROUP
  • 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
  • https://www.explorationcoredrilling.com/

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