Reconditioning a Try Cock Steam Valve

A short video on dressing and lapping the needle valve in an old brass try cock valve from the 1917 Vulcan Iron Works steam locomotive at the Georgia Museum of Agriculture in Tifton, GA. Support VintageMachinery.org on Patreon: https://www.patreon.com/vintagemachinery Please Visit: http://www.vintagemachinery.org Sponsored by: American Rotary Phase Converters http://www.americanrotary.com Use checkout code "Vintage10" for a 10% discount on all AD, ADX and AI converters!