Lyman Brass Smith Case Trim Xpress Bushings allow a whole range of cartridges to be trimmed with the Lyman Brass Smith Case Trim Xpress. Lyman's Case Trim Xpress gives rifle reloaders the speed and accuracy that they have been looking for when trimming cases! By using these bushings that contact on the shoulder of bottle neck type cases, the Case Trim Xpress will quickly and cleanly trim your brass by simply pushing the case against the long lasting carbide cutter. The bushings support and center the case with the cutter. No pilots are needed! The bushings are spring loaded to provide a smooth, effortless cut; and allow the user to trim approximately 15 cases per minute.