Lee Carbide Breech Lock Bushings 4-Die Set .40 S&W/10mm

The Lee Carbide Breech Lock Bushings 4-Die Set .40 S&W/10mm is designed for high-volume shooters and those who require precise ammunition for .40 S&W and 10mm Auto platforms. This set provides the necessary tools to transform spent brass into reliable cartridges suitable for training or service use.

The set includes a Powder Thru Expanding Die, a Bullet Seating Die, and a Carbide Factory Crimp Die, which ensures a uniform final crimp for improved feeding reliability in semi-automatic pistols. The Breech Lock system allows for rapid die changes without constant readjustment, enhancing efficiency during reloading sessions.

This versatile set is ideal for operators and enthusiasts who utilize the .40 S&W and 10mm Auto cartridges. Its design minimizes mechanical variation, resulting in ammunition that mirrors the tolerances of factory-loaded duty rounds, making it an essential upgrade for those transitioning from standard die sets.