Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

China Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit, Find details about China Concave Buttons Bits, Numa 10" Buttons Bits from Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

Model NO.
MDNM100-275
Trademark
MING
Origin
China
HS Code
8207199000
Model NO.
MDNM100-275
Trademark
MING
Origin
China
HS Code
8207199000
Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

Product Description 
Down the hole(DTH) tools manufacturer KINGDRILLING supply DTH Drill Bits are available in a wide range of sizes and with a number of custom design features for optimum performance in a rock formation, which are designed to match all conceivable applications for water well industries, mining and construction.
Bit head shape selection: Drop Center Bit, Concave Face, Convex Face,
Double Guage Face, Flat Face Bit.

Carbide button shape selection: Spherical, Parablic , Ballistic , Sharp , Flat.
Bit Shank: QL, COP, SD, DHD, MISSION, BR, NUMA, CIR, etc.


Technical Date 
Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

Numa's pneumatic lubrication are positive displacement, air-operated, lubrication systems. They are designed to inject rock drill oil into the air line under positive pressure to ensure the proper amount of oil is supplied to the DTH hammer while drilling.
Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit


Our Advantages as below:
  1. High quality steels materials. Steel is from TIMKEN and Tungsten carbide are YK05, or T6 from Element Six in Germany
  2. Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer.
  3. Advanced heat-treatment equipment: multipurpose furnace heat treatment.
  4. Completed moulding (tooling ) departments with many molds available.
  5. Professional R&D team,completed quality system.
  6. Strict Quality-Check Systems.


How to order:

Shank Type + Head Diameter + Face Design + Button Shape

 

How to choose the suitable head face of the DTH drill bit?

a. Concave:

Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.

b. Convex:

Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.

c. Flat:

Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.


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 3 or 5 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 each 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


Product Application:
Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

About our Company 
Kingdrilling Machinery Co. , Ltd is established in 2005 years. Located in Wuhan East Lake High-tech Development Zone, is one of the most important manufacturers specialized in researching and producing Casing drilling system, DTH hammer, DTH bit, thread DTH bits, taper DTH bits, coupling sleeve, Anchor, Shank adapter, coal picks and so on.

Relying on the university resources and talent advantages in Optical Valley region, combining with multiple laboratories in universities, we focused on developing the newest products system.

Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

Transport:
Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit

Package and Delivery:
Packed by Carton or Wooden cases.

Delivery:
  1. Goods in stock can be delivered within 5 days.
  2. DTH Bits production time is about 15 days.
  3. DTH Hammer product time is about 30 days.
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Drilling Tool Numa 10" 275mm Concave Round Buttons DTH Rock Drill Bit