IADC 537 637 Rock Roller Drill Bit 10 Inch - 70 Inch TCI Hole Opener

Basic Information
Place of Origin: HeBei China
Brand Name: Pangolin
Certification: ISO9001
Model Number: 10 inch - 64 inch
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Iron frame + foam
Delivery Time: 5-15work days
Payment Terms: T/T
Detail Information
Product Name: Cones Hole Opener Service Life: 120-150 Hour
Diameter: 10inches-70inches Sealed Form: Metal Seal / Rubber Seal
Cutting Tooth Profile: TCI Tooth IADC Code: 537 And 637
Packing: Iron Frame + Foam Shipping Port: Tian Jin Port
High Light:

IADC 537 Rock Roller Drill Bit


70 Inch TCI Hole Opener


IADC 637 Rock Roller Drill Bit

Product Description

Cutting Structure Hole Opener Roller Cone Bit Sealing And Lubrication

Product parameters

Reamer Size

Cone size and # of Cones Threads
Cone size #of Cones Cone size # of Cones
10“ 6 1/2” 3     NC23 NC26(2 3/8IF) D50 D80 NC31(2 7/8IF) NC38(3 1/2IF)
12“ 8 1/2” 3    

8 1/2”or 9 1/2”


For 8 1/2”-9 1/2” Cone:
NC23 NC26(2 3/8”IF) D50 D80 NC31(2 7/8”IF) NC38(3 1/2”IF)
For 12 1/4”-13 5/8” Cone:
4”IF 4 1/2IF 5 1/2FH 6 5/8FH

18”-20“ 5 12 1/4” 4
22”-24“ 6

12 1/4” or 13 5/8”

28”-30” 7 6
32”-34” 8 7
36“-38” 9 8
40“-42” 10 9
44“-46” 11 10
48”-50” 12-13 11

Cone reamer is a common drilling tool in rock excavation. Cone reamer is suitable for various types of trenchless drilling rig and can be used for reaming construction of various rock strata in our company. The specification covers Φ 10 - 70 inch.
Best price and high quality
Bearing type: 1. Sealed and unsealed bearings. 2. Metal seal journal bearing. 3. Rubber seal journal bearing
Cutting structure: the rear cone and tooth surface are hardened, which improves the steel tooth profile and welding material, and the tooth surface protrudes higher
Application: Suitable for horizontal directional drilling in rock formation reaming drilling
Our products and services have passed the ISO 9001:2008 and API certification, and the mature production technology ensures that the product quality meets the international requirements.
Cutting structure
The reamer is mainly composed of three or more cones. The wear resistance of reamer is improved by adopting cutting structure or formula of high-quality tungsten carbide surfacing and high-quality tungsten carbide blade with new technology. The pilot bit is a tri cone bit.
Sealing and lubrication
High performance hydrogenated nitrile rubber O-ring and high-grade grease for bearing sealing.

IADC 537 637 Rock Roller Drill Bit 10 Inch - 70 Inch TCI Hole Opener 0
Used in
It is suitable for Horizontal directional drilling, hard with high compressive strength and high drillability, such as granite.

Drill bit hole opener HDD drilling reamer positioning drilling tool 1


Pangolin (China) Construction Machinery Co., Ltd. is a drill manufacturer with complete testing equipment and strong technical force. Our products have a wide range, high quality, reasonable price, and timely delivery, which are widely used in oilfields, drilling, non-excavation fields and other industries. Our products are widely recognized and trusted by users, and can meet the ever-changing economic and social needs. To
We welcome new and old customers from all walks of life to contact us for future business relations and mutual success!


Drill bit hole opener HDD drilling reamer positioning drilling tool 2

1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How about the common packing?
A: If there is no special packing demand, we will take it as our normal packing.
3. Can I expect a quality products?
A: Yes. mature production technology ensuring the quality satisfy international request.
4. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.
5. How to control quality?
A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
6. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
7. Competitive price:
A: Our factory can supply you the lowest price due to direct sale to customers without distributor!

Contact Details
Sophie Zhang

Phone Number : +86-13231687581

WhatsApp : +8613231687581