PN：0210150001
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Description: Inner hook is a salvage tool for well repairing, could demo its operating principle and structural composition. When fishing junks, release the drill tool to the salvage position for gently rotate, make the outer hook plug the rope or other junks, raise the drill tool, hook tooth will hook it and bring it to ground. Details:
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No.1, Bei Yi Xiang, Damucang Hutong, Xidan, Beijing P.R.C.100032
Copyright © 2009 China Educational Instrument & Equipment Corp. All rights reserved.
Damucang Hutong, Xidan, Beijing P.R.C.100032
