CTG’s Drill Pipe Rotary Clamp Device is installed on the wellhead, when the Kelly is not on the wellhead (inside the rotary table), it may give drill pipe a forward torque or backward torque, and to finish forward rotation or backward rotation and the hole reaming operation instead of the Kelly. The merits of it can be directly installed on the wellhead or casing on the drill tools without unleashing the drill tools. It can accommodate drill pipe form 2 3/8 inch to 5 inch, the rated torque of it is 60 KN.m
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Crown to Ground Oil Tools, Inc.