Beijing Superior Drilling Equipment Co.,Itd -

Beijing Superior Drilling Equipment Co.,Itd

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9-1/2£¢high quality rock bits
Specification: 3 7/8"-26",steel/milled tooth and TCI tooth bit
Detail: Type£ºTricone Bit(3 7/8"-26",steel/milled tooth and TCI tooth bit) Application£º Oil field,water well,geothermal,underground foundation,mine Formation£ºSticky,soft,medium hard,hard formation with hard stingers Bearing£ºOpen...


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