Creedmoor Sports Cartridge Gauge Bell This device by Creedmoor Sports is used as a companion tool with Cartridge Case Gauges such as those by L E Wilson or similar design The tool utilizes a dial indicator (order separately) to primarily measure the changes to a case s headspace relative to the rifle chamber and the sizing die You can use this tool to tell you the following measurements: How much your cases stretch during firing The amount of shoulder set back you are getting with your sizing die Changes in shoulder set back due to die adjustment Monitoring the consistency of your sizing process When equipped with a Primer Pocket Probe (Sold Separately) you can make quick measurements of primer pocket depth Includes: Creedmoor Sports Cartridge Gauge Bell Complete instructions Dial indicator sold separately E Wilson Case Gauges or similar sold separately Features: Stainless steel construction Minimize the amount of sizing and work hardening of your cases which will maximize their working life Proper use will ensure your cases will chamber smoothly Made in the U S A Tech Tips: Insert clean fired case into L E Wilson case gauge (sold separately) Install dial indicator onto Gauge Bell (dial indicator sold separately) Place case gauge with case inserted on flat surface Place Gauge Bell over case gauge and read indicator reading (we like to zero our indicator at this step) Begin adjusting full length sizing die down and measuring until you see the dial indicator move 001 to 003 (this indicates how much the shoulder is being pushing back) Repeat process with a few cases to verify die setting
