Provides a quick and easy way to sort cases by neck wall thickness and uniformity. This tool allows you to accurately measure the neck wall thickness of the cartridge case and determine its uniformity Two mandrel sizes are supplied to allow measurement of all cases from .17 cal. to .338 cal. including cases with small (.060) flash holes.
The mounting base allows direct attachment to your reloading bench Pilot stops are required for each caliber.
Two pilot stops are supplied with the tool #06121 .22 cal. and #06130 .30 cal
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