7 Blade Steel Body PDC Bit Well Drilling Manganese

Place of Origin China
Brand Name Hainaisen
Certification ISO9001
Model Number 8-1/2 HS37330C
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
Size 8.5inch / 216mm Application Oil, Well Drilling
Material High Manganese Steel, PDC Machine Type Drilling Tools
Blade 7
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7 blade Steel Body PDC Bit


well drilling Steel Body PDC Bit


Manganese water well drill bit

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Product Description

8-1/2in 7 Blade Diamond Bit Drill Bit Oil Well Drilling Machine Tci Drill Bit
Offers multiple advantages in interbedded lithology.
Enhanced bit stability with BHA shock and vibration mitigation.
Increase cleaning and reduce balling.
Superior PDC tool technology for perfect performance in impact strength and wear resistance.
Double row knives extend aggression and durability.
FEA software for tool distribution and layout makes drilling more efficient and reduces NPT.
The tool angle is optimized axially and radially by FBS (Force Balance Analysis) software, resulting in a more
aggressive and durable drill.
Through a series of empirical calculations and optimization of DOC (depth) of the drill bit, the tool can enter the
formation more reasonably.
The helical blade effectively improves the stability and ROP of the drill bit.

Size 8 1/2 inch (Φ215.9mm)
Model number 8-1/2 HS37330C
Body type steel body
Number of blade 7
Primary PDC cutter size 1308
Number of nozzle 7
Gauge length 68.2mm
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


7 Blade Steel Body PDC Bit Well Drilling Manganese 0
7 Blade Steel Body PDC Bit Well Drilling Manganese 1
Our bits will be shipped within 5 days after 30% of the full payment is confirmed. They will be shipped by sea or air according to your requirements. Please feel free to contact us if you have any other questions. Thanks!


7 Blade Steel Body PDC Bit Well Drilling Manganese 2

Our Principle

We adhere to the principles of high quality, high quality service and innovation. We also insist on providing efficient products and excellent service. Please feel free to contact us if you are interested in our drills. We look forward to working with you!



1. Can I expect a quality product?
We select the advanced production technology and equipment, strictly control the whole production process, and inspect the finished drill bits. We can also make several design changes according to the customer's feedback, and finally ensure the customer's excellent drilling effect.

2. How to order the products?
Send an inquiry with detailed item descriptions or model number. If it is possible, please include a reference picture to avoid any misunderstanding.

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. Are you a trading company or manufacturer?
A: We have been a professional manufacturer of PDC bits since 2013.


Communication knows no boundaries, no matter where you are. So if you have any questions, please feel free to contact us :)