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200mm Oil Well Drill Bits HDD Rock Reamer Hole Opener
Product Description
hole opener/HDD hole opener:
The reamer bit is mainly composed of more than 3 cones. The cutting
structure adopts high-quality tungsten carbide using formula and
new technology of high-quality cemented carbide inserts, and
increases the wear resistance of the reamer.
1. Application: Hole opener can enlarge a small well hole to bigger
diameter in construction field,bridge construction,
super highway construction,railway construction etc. This kind of
bits are suitbale for different complex
formation,shales,limestone,cobblestone and so on.
2. Cutting structure: the hole opener always have multi-cones.Bit
cones are splited from tricone bits and welded
to bulid a big diameter bit, the pilot is attched with hole opener.
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 | |||
16“ |
| 4 | For 8 1/2”-9 1/2” Cone: | ||
18”-20“ | 5 | 12 1/4” | 4 | ||
22”-24“ | 6 |
| 5 | ||
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 |
Our service
1. Pre-sale service:
Be a good consultant and assistant for customers, so that they can
get a good return on investment. 1. Select the device model. 2.
Design and manufacture products according to customer special
requirements;
2. Services during the sale:
1. Pre-check and accept products ahead of delivery .
2. Help clients to draft solving plans .
3. After-sale services:
Provide considerate services to minimize clients' worries.
1. Complete After-sales service,professional engineers available to
service machinery at home or oversea.
2. 24 hours technical support by e-mail.
3. Other essential technological service.
We are factory direct sales, large inventory, fast delivery, high
quality.
Use | Well Drilling |
Application | HDD reamer |
Machine Type | Drilling Equipment |
Usage | Hole Drilling |
Advantage | High Performance Cost Ratio |
Applicable Industries | Construction works , Energy & Mining |
FAQ
1. What are the advantages of your company ?
Answer: We have many professionals, technical personnel, more
competitive prices and
best after-sales service than other companies.
2. Can we select the color of the drill bit?
Answer: Yes, we have the color of bule, golden, silvery for your
choose. If you need, we can make the drill bit color based on
yours.
3. How to control the quality?
Answer: We should be checking & testing everyone drill bit before
shipment.