42 Inch Sealed Bearing Reamer HDD Drilling Tools Hole Opener

Basic Information
Place of Origin: HeBei China
Brand Name: Pangolin
Price: Negotiable
Packaging Details: According to customer needs
Delivery Time: 5-15work days
Payment Terms: T/T
Detail Information
Characteristics: Not Easily Damaged Surface Treatment: Welding
Failure Rate: Low Disassembly, Repair: Convenient
Material: High Quality Alloy Steel Color: Request
High Light:

42 Inch Sealed Bearing Reamer


Sealed Bearing Reamer HDD


HDD Drilling Tools Hole Opener

Product Description

Sealed Bearing Reamer Hdd Roller Trenchless Hole Opener



300mm tapered roller reamer Tapered roller reamer is a commonly used drilling tool in rock formation excavation. The tapered roller reamer produced by our company is suitable for all kinds of trenchless drilling rigs, and can be used for the expansion of various rock formations. The specification range is Φ260-1800mm.




Best price and high quality
Bearing type: 1. Sealed bearings and non-sealed bearings. 2. Metal sealed journal bearings. 3. Rubber sealed journal bearings
Cutting structure: All surfaces of the back cone and teeth are hardened, which improves the shape of the steel teeth and welding materials, and presents a higher tooth profile
Application structure: low compressive strength and high drillability softness, such as shale, clay, salt layer, etc.
All our activities have obtained ISO 9001:2008 and API certification for products and services. At the same time, mature production technology can ensure that the quality meets international requirements.



Product parameters


Product name Cones Hole Opener
Manufacturing Process Forging
Quality Reliable
Service life Long
Characteristics Not easily damaged
Surface Treatment Welding
Material High quality alloy steel
Disassembly, repair Convenient
Failure rate Low
Color Request



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




1. Suitable for medium to medium hard formations with high compression resistance (hard shale, sand body, etc.)
2. The bit bearing is an unsealed roller bearing.
3. The edge of the shirt is welded and the carbide insert is pressed into the outer diameter of the head.
4. The surface of the cone gauge is strengthened with cemented carbide.


Used in

It is suitable for large-scale wells, mining, soft rock with low compressive strength and high drillability, such as shale, clay, salt formation and infrastructure applications.



Pic Show


42 Inch Sealed Bearing Reamer HDD Drilling Tools Hole Opener 0



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. First in small carton, and then put in the bigger carton together to make sure goods completed.


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