The Lyman Pro Series Micrometer Taper Crimp Die delivers exceptional accuracy and consistency for .380 ACP ammunition reloading. Engineered with precision components and a stainless steel finish for durability and corrosion resistance.Lyman Pro Series .380 Auto Micrometer Taper Crimp DieMicrometer adjustable head for precise crimp controlFloating crimp sleeve design for consistent resultsStainless steel construction and finishCaliber: .380 ACP (.380 Auto)Essential for serious reloaders seeking professional-grade precision and repeatability in their .380 ACP ammunition preparation. The micrometer adjustment allows for fine-tuned crimp settings that can be easily recorded and reproduced.