NW Casing Shoe Bit , CE & ISO Durable Impregnated Diamond Core Drill Bit

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.

Casing Bit
The inside diameter of the Casing Bits are set with diamonds and is smaller than the Casing Shoe Bits. It will not permit the passage of the core barrel.

1. A hard matrix is durable for use in changing formations with both high and low thrust drilling
2. A medium-hard matrix for use in moderately abrasive and fractured formation

Size fromBW , NW , HW , PW ( include NQ , HQ , PQ drilling rod casing shoe)
Crown : flat and "V" type, and other types needed by customers.

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.