Lee Precision Breech Lock Carbide Micrometer 4-Die Set Features The Lee Breech Lock Carbide Micrometer 4-Die Set is purpose built for 9mm Luger reloading at the standard .355 inch bullet diameter covering sizing expanding seating and crimping in a single set. The carbide full length sizing die eliminates the need for case lubrication speeding up the reloading process and reducing cleanup between sessions. A powder through expanding die flares the case mouth just enough to seat a bullet without damaging it while the carbide factory crimp die finishes each round with a consistent crimp for reliable feeding. Color coded quick change bushings let reloaders identify and switch dies rapidly on presses with the Breech Lock Quick Change feature. This set is best suited to reloaders working with mixed range brass of varying thickness and hardness since the quick change bushings and carbide dies handle that variability without constant readjustment. Included accessories a universal shell holder a powder dipper and instructions with load data give new reloaders everything needed to begin loading 9mm Luger ammunition. Lee Precision s reputation for affordable functional reloading tools makes this set accessible to shooters building out a press for the first time. This 4-die set is available for sale at GrabAGun for 9mm Luger reloaders running Breech Lock equipped presses. Lee Precision Breech Lock Carbide Micrometer 4-Die Set Specifications Manufacturer: Lee Precision Model: Breech Lock Carbide Micrometer 4-Die Set Caliber: 9mm Bullet Diameter: .355 Die Type: 4-Die Set Includes: Universal Shell Holder Powder Dipper Instructions Available At: GrabAGun