Tianhe Oil Group Huifeng Petroleum Equipment CO. Lltd.

TianheModel WG Type -Roller Reamer

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WG Type Roller Reamer is divided into string type and bit type, which designed for reaming and stabilization in any type of formation. Rollers are B-type for Hard Formations, T-type for SoftFormations and F-type for Medium to Hard Formations.

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