Carbide Ql60-171 DTH Drill Bit for Mining Rock

• Certification：ISO 9001:2000, SGS
• Standard：GB
• Surface Treatment：Spray-Paint
• Manufacturing Process：Forging
• Material：Carbon Steel
• Transport Package：Wooden Case

=== Base Info ===

• Model NO.：MDQL60-171
• Trademark：MING
• Origin：China
• HS Code：8207199000
• Production Capacity：20000PCS,Year

=== Description ===
12 inch high air pressure DTH bitsMDQL12-30530512*Φ1836*Φ164156.0 MDQL12-31131112*Φ1836*Φ164168.0 MDQL12-33033016*Φ1842*Φ164180.0 MDQL12-35635616*Φ1948*Φ164191.0 MDQL12-38138116*Φ1948*Φ184200.0
Carbide Button: Spherical, Ballistic, Semi-ballistic.
Bit face: Convex, Flat, Drop Center.
Color: Green, Blue, Grey, as your demand.


How to choose the suitable head face of the DTH drill bit?
   1. Concave: Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.   2. Convex:  Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.

   3. 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.

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.

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:

Transport:


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.