Knipex 90 22 01 SB TwistCut Corrugated Convoluted Conduit Tube Pipe Cutter 13mm - 32mm with Wire Stripper. Knipex Part No 90 22 01 SB. In the case of thick-walled corrugated pipes, reapply after the circular cut just behind the cut, and break off the corrugated pipe.
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