Tech 1

Please click on the links below to view and print the charts and technical articles.  We will be adding new information on a continuing basis covering a wide range of metrology topics.  If there is a topic you would like to see presented, please let us know.

Glossary of Gaging Terms A to Z PDF file (New)
How to use a Pi Tape (New)
Choosing a Live Center (New)
Surface Finish:  A Machinist’s Tool. A Design Necessity
Basic Use of NPTF 3 Step & 6 Step Gages PDF file
Where do we go Wrong in Geometry Gaging
The ABC’s of Plug Gages
The difference between System 21 and System 22 Thread Gaging
Reverse Engineering using CMM
12 Common Mistakes in Surface Finish Gaging
Adjusting a Thread Ring Gage to a Truncated Setting Plug
Printable Tolerance Classes Chart
Thread Gage Plating Tolerances
Choose the Right Bore Gage
Gage Wear and Life
Tips on Plug Gage Use
Precision Measuring with Calipers
Plug Gage Design
ReproRubber Applications
Triangle Surface Symbols to Ra (PDF file)
Printable Metric Tap and Drill Chart
Air Gaging