Lee Precision Carbide Factory Crimp Die .40 S&W/10mm Auto

The Lee Precision Carbide Factory Crimp Die for .40 S&W and 10mm Auto is designed to ensure your cartridges chamber freely and reliably, offering factory-like dependability. This die applies a roll-style crimp, and its easy-to-use adjusting screw allows you to quickly set the desired crimp amount. The process is efficient as trim length is not critical, saving you time compared to traditional case trimming and chamfering. A firm crimp is crucial for dependable and accurate ammunition, reducing ignition issues with slow-burning magnum powders.