Quickly trim cases with the Lee Case Trimmer. The Cutter and Lock Stud works for all calibers. A Case Length Gauge and Shell Holder must be ordered for each caliber. Trims cases by hand or use with an electric drill to trim, chamfer and polish cases faster. Squares the mouth for more accurate bullet seating and exit. Includes Cutter and Lock Stud only. Large Cutter & Lock Stud is designed for .475 and larger cases but can be used on any case.