Introduction to Metals
March 22, 2022
Optical Comparators
March 22, 2022
A small hole gauge is a precision measurement tool that is ideal for measuring small holes,
slots, and recesses in all kinds of work. The small hole gauge is used in aviation to inspect close
tolerance holes, such as rivet holes and holes for Hi-Lok fasteners. In this course, you will gain
the mastery required to accurately measure with a small hole gauge.
By the end of this course, you will be able to
• Identify all of the parts of a small hole gauge
• Describe how the parts work together to measure
• Use the small hole gauge to accurately measure a diameter and width
• Properly care for your small hole gauge
Course ID Number: MEA-2005