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Hornady for reloading equipment
Hornady Lock-n-Load Bullet Comparator Inserts are intended to work with Hornady's Lock-n-Load Bullet Comparator. These inserts are available in a number of sizes to fit all of the most common cartridge calibers and are remarkably easy to use. To measure bullet seating depth with your Hornady Lock-n-Load Bullet Comparator, simply attach the tool to your caliper blade with a thumbscrew, then use the right Hornady Lock-n-Load Bullet Comparator Insert to measure the bullet length from its ogive. The greatest technique to remove bullet seating depth variance is to do so this manner.