KKQ Fixed Diameter Hole Openers is a common reaming tool for use on-shore and off-shore.
A drill bit connected with the hole opener can finish drilling and hole opening operation at the same time.
Tooth selection is needed for different formations: SM type for Soft to Medium Formations, MH type for Medium to Hard Formations, XH Conical Button Type for Hard Formations.
Drill String, Drill String and Handling Tools
Hole Opener
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