|Material:||Carbon Steel||Usage:||Well Drilling Machinery|
|Size Of Cutters:||18inches-60inches||Drilling Depth:||9000m|
|Machine Type:||Drilling Equipment||Model Number:||16inches-70inches|
HOB Drilling Hole Opener,
9000m Drilling Hole Opener,
70 Inch Directional Drill Reamer
Rock Drill HOB Hole Opener
Standard Size Sealed Bearing Rock Drill HOB Hole Opener
The body can be used many times, and it is convenient and quick to change the hob wheel. The hob wheel is divided into three types: A, B, and C, which can be adjusted to achieve different reaming diameters.
The unique multi-level anti-off interlock device prevents the hob from tripping when the drill bit is empty and the hob shell falling off when the bearing is damaged.
The hob wheel body is inlaid with a large diameter hard alloy, which has a good rock breaking effect; the bearing diameter is large, and the impact resistance is strong; the metal seal is used, and the service life is long.
|Machine Type||Drilling Equipment|
|Usage||Well Drilling Machinery|
|Rig Type||HDD Rig|
|Size of Cutters||10inches-14inches|
|Hob size and # of Hob||Threads|
|Hob size||#of Hobs||Hob size||# of Hobs|
Hob drill is to deal with all kinds of large diameter pile in hard rock formations and gravel stratum, solitary stone most effective tool, has unique properties, can greatly reduce the construction costs of the economic benefits.
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!