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 https://accu-finish.com/
Optical flats https://en.wikipedia.org/wiki/Optical_flat
3 ways to improve your long jump by Keinan Briggs
Song: – Destroy the sun
by: Dustfingaz Beats
Drills
Runway Speed
https://www.youtube.com/edit?o=U&video_id=V3TEM7g52ng
Ramp to Bungee
https://www.youtube.com/edit?o=U&video_id=hhJaWgP2EPQ
The Ramp
https://www.youtube.com/edit?o=U&video_id=2_BXPztoIwg
Flat Flat Drill
https://www.youtube.com/edit?o=U&video_id=6n4KCzd4GEY