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ROSCHEN GROUP

  • China,Shanghai ,Shanghai
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China High Strength Down The Hole Drilling Hammer Bits With Flat , Convex, Concave
China High Strength Down The Hole Drilling Hammer Bits With Flat , Convex, Concave

  1. China High Strength Down The Hole Drilling Hammer Bits With Flat , Convex, Concave
  2. China High Strength Down The Hole Drilling Hammer Bits With Flat , Convex, Concave

High Strength Down The Hole Drilling Hammer Bits With Flat , Convex, Concave

  1. MOQ: 1 set
  2. Price: Negotiate
  3. Get Latest Price
Supply Ability 1300 pcs
Packaging Details Wooden box
Name Mission 100 DTH Bits
Face Type Flat, Convex, Concave
Model DHD, Cop, SD, Ql, Mission, Numa
Tools Mincon DHT Hammer, Mincon DTH Bits
Hammer Quantum Leap DTH Hammer
Hammer No. Atlas copco DTH Hammers
Brand Name ROSCHEN
Model Number 1"~30"
Certification ISO
Place of Origin Germany,China

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 1300 pcs Packaging Details Wooden box
Name Mission 100 DTH Bits Face Type Flat, Convex, Concave
Model DHD, Cop, SD, Ql, Mission, Numa Tools Mincon DHT Hammer, Mincon DTH Bits
Hammer Quantum Leap DTH Hammer Hammer No. Atlas copco DTH Hammers
Brand Name ROSCHEN Model Number 1"~30"
Certification ISO Place of Origin Germany,China
High Light High Strength dth hammer bitsdth bits with Concave Facedth bits with Convex Face

High Strength Down The Hole Drilling Hammer Bits With Flat , Convex , Concave Face

Down The Hole Drilling Hammer Bits Type

 

Convex front:

Applications: soft to medium hard rock. Non abrasive formations. High penetration rate.
Typical formations: Limestone, hard limestone, shale.

 

Flat front:

Applications: Hard and abrasive formations, all-round.
Typical formations: Granite, hard lime-stone, basalt.

 

Concave front:

Applications: Medium hard to hard formations. Less abrasive, fractured formations. Excellent control over hole deviation.
Design feature: HD – larger gauge buttons. DGR – double (overlapping) gauge row. Only from 8".
Typical formations: Granite, hard limestone, basalt.


Down The Hole Drilling Hammer Bits Specifications

 

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!

 

 

 

Down The Hole Drilling Hammer Bits Feature:

 

1. Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 MPa to 260 MPa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture.

2. Recommended for eliminating hole deviation

3. Widely used drifting and tunneling

4. Bit face design is ideal for medium-hard to hard abrasive rock

 

FAQ

 

Terms & Conditions of Ordering:

 

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 damage 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.

 

 

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 20 days for production.

in 3 working days after receiving the advance payment

 

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:

a. Our sales team will response for your question within 24 hours (Holidays Excluded)

b. Technical Support will be available in any time

 

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.

 

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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