On Sunday, March 20, 2016 at 12:37:59 PM UTC-7, notbob wrote:

..., I have plenty of dial
indicators and other machinist tools, but who makes wood cuts closer
than 1/64 of an inch (~0.015")?

Might not measure that close, but getting a tenon just right before applying
glue, is .005" or better. Those dial gages might help you adjust a fence for a
critical cut on a table saw. They definitely come in handy for table saw alignment.