Impregnated PDC Oil Drill Bit Steel Body 222.25mm Coal Mining

Place of Origin China
Brand Name Hainaisen
Certification ISO 9001
Model Number 8-3/4 HS95130A
Minimum Order Quantity 5 pieces
Price To be negotiable
Packaging Details iron case
Delivery Time 5-7 business days
Payment Terms T/T, L/C
Supply Ability 20pcs per day

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Product Details
Diameter 8 3/4 In / 222.25mm Advantage Factory, Reasonable Price
Color Following Client Requirement Type Oilfield Drill Bits
Use Well Drilling,oil,Coal Mining / Pcd Impregnated Diamond Exploration PDC Bits Name Pdc For Drilling Bits
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Impregnated PDC Oil Drill Bit


222.25mm PDC Oil Drill Bit


222.25mm Coal Mining Drill Bit

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Product Description

8-3/4in 5 Blades Tricone Drill Bit Stone Drill Bit Manufacturers


1. According to the characteristics of different formation, the crown profile is optimized, and the composite pieces with different
functions are optimized to meet the drilling needs of different soft to medium hard formation.

2. The cutting structure adopts force balance design, asymmetric blade, deep chip groove design, etc. The drill has a higher rotary speed.

3. High quality steel is used as the base material of the drill bit, and high performance wear-resistant material is surfacing on the blade surface to prevent erosion of basic materials.

4. The dynamic flow field simulation technology is adopted to optimize the hydraulic design of the bit, enhance the cleaning and cooling effect of the bit, and prevent the bit from balling.
Size 8 3/4 inch (Φ222.25mm)
Model number 8-3/4 HS95130A
Body type steel body
Number of blade 5
Primary PDC cutter size 1913
Number of nozzle 5
Gauge length 65.66mm
API connection 4-1/2 REG
Make-Up Torque(KN.m) 16.3~21.7(4.79) KN·m(Mpa)
Application Oil & Nature Gas
Quality High Level
Package Iron Case
MOQ 5 Pieces
Certificate ISO 9001
Customized Size Yes


Impregnated PDC Oil Drill Bit Steel Body 222.25mm Coal Mining 0

Impregnated PDC Oil Drill Bit Steel Body 222.25mm Coal Mining 1


Our bits will be shipped within 4 days after 45% full payment is received by sea or air as you require.

Please feel free to contact us if you have any other requests.

Impregnated PDC Oil Drill Bit Steel Body 222.25mm Coal Mining 2

Our Principle

Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.



1. How about your products?
A: We are drill bit manufacturer, and all our activities are accredited to ISO9001, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.We have many high quality prducts (the more information).

2. What is the Packaging & Delivery?
A: We used high quality export carton or standard export woodern case.

Ready to deliver within 1 week, if in stock.
Depends on order quantity, when out of stock, 7-30 days;
Transportation: by sea or by air.

3. What is the time about the delivery?
A: The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. According the distance from China to your port, usually from China to European about 25 days. To West of American 20 days.

4. How to order the products?
A: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.


Communication knows no boundaries, no matter where you are. If you have any requests, please feel free to contact us at anytime!