HORNADY 050076 LOCK-N-LOAD CONCENTRICITY GAUGE

The Ammunition Concentricity Tool is the first tool on the market to both identify and eliminate bullet run out. Just place ammunition in the tool, roll it, identify run out, and use the dial indicator to adjust run out to zero. Can also be used to true-up factory ammunition.

WARNING: 

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov