Place of Origin: Hebei, China (Mainland)
Brand Name: Fistbit
Model Number: core bit
Type: Core Drill Bit
Material: Diamond
Use: Well Drilling
Certification: API&ISO
Thread size: API REG
Application: geological exploration, drilling ga...
Wings: 8
Formation: rock formation f≤12
Diameter: 75 94 113 133 153mm
| Packaging Details: | wooden box; steel box; or as your order |
|---|---|
| Delivery Detail: | within 7 work days after your order |
Pictures.


1. Feature :
1. Balanced Flow Hydraulic Design, avoid balling
2. Higher sharp cutter
3. Higher abrasion materials for gage protection
2.Application Field :
1. Applied to rock formation f≤12
2. Used for geological exploration, drilling gas drainage hole, drawing water hole
inches | mm | Std. API pin shank size (inches) | Approximate weight of bits (kg) |
8 1/2 | 215.9 | 4 1/2 REG | 70 |
8 1/2 | 215.9 | 4 1/2 REG | 70 |
8 1/2 | 215.9 | 4 1/2 REG | 70 |
8 1/2 | 215.9 | 4 1/2 REG | 70 |
8 1/2 | 215.9 | 4 1/2 REG | 70 |
8 3/4 | 222.3 | 4 1/2 REG | 72 |
9 1/2 | 241.3 | 6 5/8 REG | 85 |
9 1/2 | 241.3 | 6 5/8 REG | 85 |
12 1/4 | 311.1 | 6 5/8 REG | 105 |
Other products:



Huges roller cone bit, 24'26'36'steel tooth/ insert tooth bit. Ranging from 51/2'~36'

drilling legs
drilling pipes

drilling eleavtor

roller cone combination

drilling rings

Old roller cone bits; mass stock for sales; low price!!

Old PDC bits mass stock , cheap!!

3. Packing and Shipping
Packing:
All the tricone drill bits are usually packed by wooden case, which is strong and safe. We assure that the products will arrive in good conditions.
All the PDC bit are usually packey by iron case, Which more stronger and safer, we assure that products will arrive in good conditions.
Shipment is by sea. We can handle shipment as well. Please let me know the possible order quantity and your destination sea port. I can check freight and let you know the relevant cost.
Packing

4. How to complete whole deal
1. firstly decide the design, material and color
2. Decide the size in accordance with client's requirement and our recommendation
3. We will give the best offer.
4. Client's accept the offer and we send proforma invoice.
5. Client transfers 30% deposit and production begins
6. After production, we will send ready products photo
7. After client's confirmation; we will arrange shipment; and send copy shipping documents like B/ L; commercial invoice and packing list
8. Client transfer balance payment and we will send original documents by express or Telex Release
Contact me now!

Our aim is to supply the best quality products and the fastest and best service to meet every client's satisfaction. Contact me when there is any inquiry or question.