$50 Home Made Concentricity Gauge

Being the penny pinching fool that I am...anytime I can save a few dollars by making it myself I will!
Was really easy to put together and I think it turned out great!
Magnetic base with indicator search
https://www.amazon.com/s?k=magnetic+b...
1/4 inch steel rod
https://www.homedepot.com/p/Everbilt-...