ST 102 Small Hole Gauge Set

Precisely measure holes up to 1/2"


This is a 4 piece set of small hole gauges.  These tools are used to determine the diameter of holes in various parts to a precise measurement.  Great for testing wear on precision holes etc. They can measure from 1/8' up to 1/2".  Each gauge has an expanding end that is controlled by a thumbscrew.  Place the gauge into the hole and expand until it fits and then remove the gauge and measure the diameter with a dial caliper or micrometer.


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