Rock hole opener

■ The reamer we produce is a low-torque reamer, which can be used to reame with a small drill rig

10″-48″ Time saving, quick replaceable roller bit Longer working life & fast penetration, HDD spec

Our REPLACEABLE BLADE PDC HOLE OPENERS Are Available In Sizes Up To 50"

Deris’s back reamers are designed specifically for the HDD (Horizontal Directional Drilling) industr

Deris’s back reamers are designed specifically for the HDD (Horizontal Directional Drilling) industr

* Quick tool changes in the field - install a new segment and be back in operation in minutes * Eac

This PDC reamer is welded with multiple blades and an injector with replaceable nozzles continuously

The PDC hole opener is designed for use in soft clays and shales to medium-hard shales and limestone

The PDC hole opener is designed for use in soft clays and shales to medium-hard shales and limestone

The rock reamer is specially designed for hard formations, with stable working performance. It is st

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