I've always had bad luck with automatic center punches for some strange reason. I had regular Chinese whatever. For some reason, after accurately and carefully placing the dot where I need it, it seems that when I want to use it, I press and the damn thing gets stuck. Jam, click, click and no click. I finally decided to stop fighting the cheap ones and get a good one once and for all. I have this Starrett, spent a few bucks but I think it's the last I'll ever buy. I open it and take a lookโฆ