The Lyman Neck Expanding (M) Die is designed for reloading .45 ACP and .45 Colt cartridges. It improves accuracy for jacketed and case bullet reloads by expanding the case neck in a controlled manner. Unlike most standard expander button-type dies, the Lyman Neck Expanding Die does not just simply stretch the case.
Key Specifications
- The product is listed as Lyman Neck Expanding (M) Die .45 ACP/.45 Colt.
- The manufacturer is Lyman.
- The die type is described as a Neck Expanding (M) Die.
- Compatible calibers are listed as .45 ACP and .45 Colt.
- Primary function is stated as improving accuracy for jacketed and case bullet reloads.
- Design distinction noted: does not simply stretch the case compared with typical expander button dies.
- The listed weight is 0.5875 (unit not specified in source data).
- The listed shipping weight is 0.5875 (unit not specified in source data).
- Category on file is Reloading Dies.
For reloaders who value consistent neck geometry and reliable bullet alignment, the Lyman Neck Expanding (M) Die offers a straightforward solution. Its focused design supports repeatable setup and can help produce more consistent handgun reloads for range use and precision work.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




