Lapping a V Block With a shop made lap

In this video we use the Marvel Saw to help make a cast iron lap and then precision lap a hardened Anton v block. We check the results of the lapping with a monochromatic light source and an optical flat. Microgrit abrasives https://www.microgrit.com/index.html Accu-finish/Glendo http://accu-finish.com/ Optical flats https://en.wikipedia.org/wiki/Optical...