"John Rumm" akak Essex Chav wrote in message
...
Doctor Drivel wrote:

leave a sharpish edge that may nick the O ring. I would rather us a
hacksaw and finish off with a file or sharp Stanley knife to get the
square clean edge than use that tool.

Given your success

Which is 100% as I am a craftsman. Chav, how are swirly pattened carpets?