900mm Rock Roller Drill Bit HDD Reamer Hole Opener Bit

Basic Information
Place of Origin: HeBei China
Brand Name: Pangolin
Price: Negotiation
Delivery Time: 5-15 work day
Payment Terms: T/T
Detail Information
Machine Type: Drilling Equipment Use: Well Drilling
Application: HDD Reamer Usage: Hole Drilling
Advantage: High Performance Cost Ratio Applicable Industries: Construction Works , Energy & Mining
High Light:

HDD Reamer Hole Opener Bit


900mm Rock Roller Drill Bi


900mm HDD Hole Opener

Product Description

900mm Well Drilling HDD Hole Opener


The fixed diameter hole opener is made of strong heat-treated alloy steel for maximum strength. The knife arm is equipped with a detachable knife and is hard-faced welded on the valve body. There are three types to choose from: SM type is used for soft to medium formations, MH type is used for medium to hard formations, and XH type is used for hard formations. The hole opener has three or six nozzles, which can be replaced so that the nozzles can quickly clean the enlarged hole.


Main sizes: Generally bit diameters: 311mm,346mm,500mm,800mm,900mm,1000mm and so on, all sizes could be
customized by requirements.


Machine Type Drilling Equipment
Use Well Drilling
Application HDD reamer
Usage Hole Drilling
Advantage High Performance Cost Ratio
Applicable Industries Construction works , Energy & Mining



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

900mm Rock Roller Drill Bit HDD Reamer Hole Opener Bit 0Drill 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. Do you agree to the sample order?

Answer: Yes, we welcome your sample orders to test our quality.

2. What are the advantages of your company?

Answer: We have a large number of professional and technical personnel, more competitive prices and better after-sales service.





Contact Details
Sophie Zhang

Phone Number : +86-13231687581

WhatsApp : +8613231687581