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Roller Cutter Hole Openers, Trenchless Application, HDD , Reamer , TCI
1. Hole openers are designed for the enlargement of pilot holes and large hole applications. They are also used for road and river crossing application.
2. The hole openers are manufactured from AISI 4145H fully heat-treated alloy steel. All are available with carbide-milled teeth and insert cutters. Arms and cutters are hardfaced for protection in three different designs for varying conditions and rock formations. The design of the hole opener allows for field-changing the cutters. They has a wide range of hole opener types, including.
All products will be made according to API and related international standard as per customers' requirements.
Application and features:
The body of Fixed Diameter Hole Opener is made of tough heat treated alloy steel for maximum strength. Cutter arms, equipped with removable cutter, are hardfaced and welded on body. Cutters are available in three types: type SM for soft to medium formation, type MH for medium to hard formation and type XH for hard formation. The hole openers have three or six jet tubes with replaceable nozzles, so that jet streams quickly clean the enlarged hole.
| Hole open dia. | Qty of cutters | Min.Pilot hole | Fishing neek dia. | I.D. | Connection | over length |
| 12 1/4"-26" | 3 or 4 | 8 1/2"-26" | 8"-10" | 1 1/2"-3 1/2" | 6 5/8REG-7 5/8REG | 55"-87" |