When lapping you shouldn't be removing enough material to effect the upper and lower ring gap.
https://www.youtube.com/watch?v=6XnvWg7ez-M
https://www.youtube.com/watch?v=6XnvWg7ez-M
Printable View
When lapping you shouldn't be removing enough material to effect the upper and lower ring gap.
https://www.youtube.com/watch?v=6XnvWg7ez-M
https://www.youtube.com/watch?v=6XnvWg7ez-M