High Air Pressure Mdhd275-381 381mm Rock DTH Drill Bit
WUHAN KINGDRILLING DIAMOND CO., LTD.- 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.：MDHD275-381
- Trademark：MING
- Origin：China
- HS Code：8207199000
- Production Capacity：20000PCS,Year
Description
Big size bits using in Waterwells, Oil, Gas and Construction Drilling.MDHD275-311 311 15*Φ18 36*Φ16 3 205.0 MDHD275-334 334 18*Φ19 44*Φ18 3 216.0 MDHD275-356 356 18*Φ19 48*Φ18 3 225.0 MDHD275-368 368 20*Φ19 50*Φ18 4 230.0 MDHD275-381 381 20*Φ19 54*Φ19 4 236.0 MDHD330-381 381 20*Φ19 54*Φ18 4 297.0 MDHD330-406 406 20*Φ19 58*Φ18 4 311.0 MDHD330-431 431 20*Φ19 64*Φ18 4 324.0 MDHD330-445 445 24*Φ20 72*Φ18 4 334.0 MDHD330-470 470 24*Φ20 80*Φ18 4 347.0 MDHD475-495 495 24*Φ20 88*Φ18 4 710.0 MDHD475-525 525 24*Φ20 100*Φ18 4 760.0 MDHD475-580 580 24*Φ20 116*Φ18 4 855.0 MDHD475-660 660 28*Φ20 140*Φ19 4 950.0 MDHD475-680 680 28*Φ20 144*Φ19 4 968.0 MDHD525-711 711 28*Φ20 154*Φ19 4 1455.0 MDHD525-762 762 32*Φ20 172*Φ19 4 1539.0 MDHD525-780 780 32*Φ20 180*Φ19 4 1564.0 MDHD525-825 825 36*Φ20 216*Φ19 4 1625.0 MDHD525-998 998 40*Φ20 348*Φ19 4 1980.0
Order Guide: Shank + Head Diameter + Face Design + Button Shape
How to choose the suitable head face of the DTH drill bit?
Our Advantages as below:
Feature:
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.
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
FAQ:
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How about the common packing?
A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.
3. Can I expect a quality products?
A: Yes. mature production technology ensuring the quality satisfy international request.
4. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.
5. How to control quality?
A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
6. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
7. Shipping way:
A: Sample order: we suggest Courier express delivery such as DHL/UPS/TNT/FEDEX or by air
Bulk order: by air or by sea we suggest.
8. Competitive price:
A:KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!
Product Application:
Transport:
Package and Delivery:
Packed by Carton or Wooden cases.
Delivery:
Order Guide: Shank + Head Diameter + Face Design + Button Shape
How to choose the suitable head face of the DTH drill bit?
- Concave:
- Convex:
- Flat:
Our Advantages as below:
- High quality steels materials. Steel is from TIMKEN and Tungsten carbide are YK05, or T6 from Element Six in Germany
- Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer.
- Advanced heat-treatment equipment: multipurpose furnace heat treatment.
- Completed moulding (tooling ) departments with many molds available.
- Professional R&D team,completed quality system.
- Strict Quality-Check Systems.
Feature:
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.
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
FAQ:
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How about the common packing?
A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.
3. Can I expect a quality products?
A: Yes. mature production technology ensuring the quality satisfy international request.
4. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.
5. How to control quality?
A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
6. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
7. Shipping way:
A: Sample order: we suggest Courier express delivery such as DHL/UPS/TNT/FEDEX or by air
Bulk order: by air or by sea we suggest.
8. Competitive price:
A:KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!
Product Application:
Transport:
Package and Delivery:
Packed by Carton or Wooden cases.
Delivery:
- Goods in stock can be delivered within 5 days.
- DTH Bits production time is about 15 days.
- DTH Hammer product time is about 30 days.