Calipers. Why you need calipers and how to use calipers
This guide explains the necessity of calipers for reloading and precise measurements. It details the types of calipers (dial vs. digital), recommended sizes (4-6 inches), and demonstrates their use for measuring outside diameter, inside diameter, depth, and specialized measurements using a lip. The video emphasizes that calipers are accurate enough for most reloading tasks, measuring down to the thousandth of an inch.












