I Broke My $650 Parting Tool On The Very Last Cut...

In this video, I machine precision bushings from a piece of 4140 hollow bar. Early on, I suspect my parting tool might not hold up, and on the final cut, it breaks. Despite the hiccup, the bushings come out well. Watch to see the process and what I learned! Subscribe for more machining tutorials, powerlifting gear builds, and behind-the-scenes content. Remember to hit the bell for updates! Get one of these barbells or other accessories! https://www.theachievementapex.com Connect with me: Instagram: https://www.instagram.com/achievement.apex