PW Impregnated Diamond Core Bits With Broat Longyear & Atlas Copco Standard High Penetration

Main functions of casing shoe:
1: protect casing ends from distortion.
2: help casing pass through stratum to bed rock.
3: carry mud to earth surface.
4: help down-pass of casing when drill rod is in hole.

Whatever form of casing is, casing shoe must be fitted on top of casing when put into drill hole. The edges of casing shoe exposed to rocks are very few. Casing shoes are connected with casing by means of thread. Outer diameter of casing shoe is same as bit's,with its inner diameter equal to or slightly less than casing's. Such design make it is possible for core tube, drill rod and core barrel to pass through in order to extend geological exploration

Specification as follows:

 
 Our factory
 

Qualification & Certification
 
 
 Packing & delivery

FAQ

Q: What's your delivery time?
A: Commonly produce need 20 days to produce. Within 3 days if in stock.

Q: What methods of payment are accepted?
A: We agree T/T, L/C, West Union, One touch, Money Gram

Q: What about the shipment?
A: Based on order quantity and the length of drill rods. We can send it to you by Express, by Air, by Sea, and by Train. Or send the goods to your chinese agent.

Q: How to control the quality?
A: We should be checking & testing everyone drill rod before shipment.

Q: Do you agree sample order?
A: Yes, we are welcome your sample order to testing our quality.

Q: Do you have after-sale service and warranty service?
A: Any quality or quantity problem once confirmed, we will be compensate you the same. Any question or problem we will be reply you within 24 hours.

Our Services:

1. Quality control system.
2. After-sale service.
3. Brand new & not used.
4. Product drawing and design.
5. 24 hours service.