Hi guys, Welcome to the Advanced Video Search Engine, and you are watching Multi Start Threads. What Are They ? What Are They Used For ? And How They Are Made On A Lathe.. That video is uploaded by Dave Ticehurst at 2022-05-28T04:49:15-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [I3sUBBH65nw]