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#352: The “Optical Center Punch”  Plus How To Correctly Measure The Depth of a Keyway On A Round Shaft

#352: The “Optical Center Punch” Plus How To Correctly Measure The Depth of a Keyway On A Round Shaft

by Phil Kerner | Mar 23, 2020 | Members Only: The Tool Room, The Basics - Measuring, Locating, and Checking Your Work

345: How To Properly Measure The Diameter of Cutting Tools

345: How To Properly Measure The Diameter of Cutting Tools

by Phil Kerner | Nov 12, 2018 | Cutter Grinding and Sharpening, Members Only: The Tool Room, The Basics - Measuring, Locating, and Checking Your Work

This one is by request. I know that this might seem a bit basic, but sometimes we all forget that not everyone is an expert. Yet.  

#323: Watch Out For This Caliper Problem

by Phil Kerner | May 25, 2017 | Calibration Course, Members Only: The Tool Room, Real Manufacturing Experiences, The Basics - Measuring, Locating, and Checking Your Work

One of the first tools I bought when I began this journey over 40 years ago was a set of dial calipers. Relatively inexpensive, and easy to use, right? However, I discovered pretty quickly that micrometers were much more accurate, at least for the work that i was...

Lesson #294: My Magic Wand

by Phil Kerner | Aug 8, 2015 | Inspection, Members Only: The Tool Room, The Basics - Measuring, Locating, and Checking Your Work

Here you go: another expensive but incredibly useful tool for checking squareness:

Lesson #291: Still MORE On Checking Squareness

by Phil Kerner | Jul 20, 2015 | Inspection, Members Only: The Tool Room, The Basics - Measuring, Locating, and Checking Your Work

As you can imagine, as a moldmaker I had to square up a TON of steel in my career. One of the basics that was drilled into me as an apprentice was the importance of flat, parallel and square. Because if your material isn't flat, parallel and square, good luck trying...

Lesson #290: Checking The Depth of Grooves With an Indicator

by Phil Kerner | Jul 16, 2015 | Members Only: The Tool Room, The Basics - Measuring, Locating, and Checking Your Work

Let's face it: while depth micrometers are an important tool to have in your box - I have two sets - they are a little bit tricky to read. To this day, I still back them off a few times whenever I'm taking a measurement just to make sure that I'm reading on the right...
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