Lyman Universal Trimmer W/9 Pilots - Lyman's Universal Trimmer features the patented Universal Chuckhead which handles any case from .17 caliber to .458. No costly collets required! Features coarse and fine adjustments. Adjusting ring lets you 'dial in to an approximate setting for quick repeatability'. Includes 9 of the most popular pilots. Patented Universal Chuckhead which handles any case from .17 caliber to .458. No costly collets required! Features coarse and fine adjustments. Includes 9 of the most popular pilots.