This die body works with Lee's Deluxe Quick Trim Case Trimmer to quickly and precisely trim brass to the correct length at the same time it chamfers the inside and outside of the case mouth. No calipers, measurement or adjustment required. Simply install the appropriate quick trim die in your press and start trimming.Product SpecificationsPurposeReloading ModelQuick Trim SeriesPistol Type Quick Trim Die Caliber 9mm Luger Die Type Trimmer Die Series Quick Trim In Set 1 Shell Holder No 90032 734307900328