The Lee Micrometer Seater Adapter will transform your Carbide Factory Crimp die into the most accurate and easiest to adjust bullet seating die ever made. Simply remove the stock adjusting screw and replace with cartridge specific adapter. Perfect for progressive or turret press with limited stations. Crimping, seating, and post sizing in one step. Free's up an extra station on your reloading press to install time saving accesories FeaturesUniform dead length bullet seatingEasy crimp adjustment, die is never moved after installationBullet seating depth is micrometer accurateCartridge is post sized after seating and crimpingSaves an extra step.