| 摘要 |
An adapter having a central tubular connecting portion to enable the adapter to be fitted to a drain clearing tool, and a flexible skirt portion of frusto-conical shape extending from the central connecting portion partway along its length. The connecting portion has a first part on one side of the skirt portion and a second part with a different diameter from the first part on the other side of the skirt portion, and the skirt portion having a first configuration in which it surrounds one of the connecting parts and a reversely bent second configuration in which it surrounds the other connecting part.
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