I can't believe I'm going to say it but....

Okay, I need a lend of the following ; A half round ring ******* file
Might have one of them in the shed, can bring it tomorrow assuming I do and there is a spin on!!
That reminds me of the time Mrs Merton asked Chris Eubank "What was it like to have someone come from behind and lick you in the ring?", I'll never forget the look on his face as all the cogs came clattering off.