mick.crane wrote: >>> Or is "metric" one of these things spared by the >>> Brexit Bonfire? >> >> It depends which gear your camp is since the metric system >> is partly implemented and partly co-exists > > British Standard Pipe still in use for plumbing and 1/4", > 3/8" of specification I forget for camera mounts. Boxing gloves, drums ... -- underground experts united https://dataswamp.org/~incal