Russell, On Fri, 22 Jun 2007 17:41:03 +1200, Russell McMahon wrote: >... > Did I hear someone out there in the dark say BA, cycle thread, pipe > threads, gas threads* ... . I did start talking about BA, but thought better of it and deleted it. I couldn't remember if it was used on things like petrol and brake pipes, so I chickened out of possibly making a mistake. For a change! ;-) Cheers, Howard Winter St.Albans, England -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist