On 8/28/2020 1:49 PM, hawley, charles j jr wrote: > Metric 6 mm is close enough to thread on but wrong threads per inch? Remember that US electronics is slowly going Metric inch by inch.... :) 73 de K2ASP - Phil Kane Elecraft K2/100 s/n 5402 >From a Clearing in the Silicon Forest Beaverton (Washington County) Oregon