| 摘要 |
A connector for joining a tool to a substantially rigid metal tubing, the connector comprising a substantially rigid cylindrical member having an outer diameter smaller than the inside diameter of the metal tubing, a tool fitting attached to one end of the cylindrical member and a tubularly shaped clamp which is maintained in a fixed position relative to the cylindrical member so that when the clamp is tightened, the connector is joined to the metallic tubing.
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