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<p>[QUOTE=&quot;KSW, post: 1637866, member: 8708&quot;]Thankyou Elarnia, that is very very helpful as I didn&#039;t realise they had a value in themselves. There are 27 to the inch or 11 to the cm so I&#039;ll try to work out what that means but great to know what people use them for.[/QUOTE]</p><p><br /></p>

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