6 months by cncdivi
One of the most accurate ways to measure a bore is with a dial bore gage, but these can be really expensive and seldom used tools. A nice Mitutoyo dial bore gage set is almost $400 as I write this.
I loved this gadget by gbritnell I saw on HMEM to adapt a DTI to the task:
Snap gages are cheap, but take a lot of “touch” to be accurate. Dial bore gages are one of the best metrology tools for bores, but they’re costly. These guys fall somewhere in the middle, but closer to the dial bore gage. They’ll need to be calibrated against a reference, but once that’s done, they’ll be quick and easy to use.
Dial bore gage…
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Recently updated on August 21st, 2023 at 04:32 pm
Bob is responsible for the development and implementation of the popular G-Wizard CNC Software. Bob is also the founder of CNCCookbook, the largest CNC-related blog on the Internet.