Compatible with standard Hornady shell plates and pilots, the Hornady Cam-Lock Trimmer allows a maximum trim-to length of 3.4" and features a micrometer adjustable cutter that allows you to change the settings from longer to shorter in increments of 1/1,000" without moving the case. Made of ultrahard, super-sharpened tool steel, this trimmer trims cases up to .50 caliber in diameter and can be easily removed for resharpening or replacement. Includes .22, 6mm, .270, 7mm, .30, .38 and .45 caliber pilots. 1-finger case cam-lock. Hornady Cam-Lock Trimmer - Reloading at Academy Sports