Dogsoldat Posted December 24, 2020 Share Posted December 24, 2020 Went down a rabbit hole or two chasing interesting links. Went from Russian machinist making a 10 start left and right hand thread bolt and nuts, to really interesting stuff. Nearly have the 10 part series watched. Episode #3 he makes his file cutting chisels and files. #4 he gets into case hardening. There is bronze casting, experiments for a historical version of dyechem ? for layout, some techniques for soldering... Link to comment Share on other sites More sharing options...
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