Finding the Center of Rotation of a Finger Dial Test Indicator

[rgsparber]

In all my years playing in my shop, I've never run into a situation where I needed to know the absolute distance from the mount of my Finger Dial Test Indicator to the finger's contact point. Today I had the need. Here is how I measured this distance to within 0.001 inches.

If you are interested, please see

http://rick.sparber.org/FCRFD.pdf


Your comments are welcome. All of us are smarter than any one of us.


Thanks,

Rick

[DIYer]

Thanks Rick! We've added your DTI Center of Rotation Determination to our Measuring and Marking category, as well as to your builder page: Rick's Homemade Tools. Your receipt:

DTI Center of Rotation Determination by Rick Sparber

tags: dial indicator, measurement