Feature●2. Use measurement tools to improve the accuracy of measuring bottlenecks●3. More accurate measurement of changes in the firing or size adjustment of brass to improve safety●4.Extends brass life●5.How to determine the proper bushing diameter: Add the neck diameter and shoulder diameter and divide that number by 2, use the bushing that is closest to that number.●6.The small screws on the comparator body can be adjusted to fix the bushing.Description
Gauge Body with 5 Bushing Set