The Lee 450 Bushmaster 4-Die Set is a full-length reloading kit designed for .450 Bushmaster cartridges. It supplies the core dies and basic accessories needed for routine reloading tasks, including resizing, expanding for powder-through seating, bullet seating and factory crimping. The set ships with a universal shell holder, powder dipper, and printed instructions with load data to support safe, repeatable reloads.
Key Specifications
- The set includes 4 dies configured for .450 Bushmaster reloading.
- The kit contains a full-length sizing die for resizing cases to specification.
- Includes a powder-through expanding die to enable powder-through bullet seating.
- Features an easy adjust dead length bullet seating die for repeatable seating depth.
- Provides a factory crimp die for consistent crimping of loaded cartridges.
- The package includes a universal shell holder and a powder dipper with instructions and load data.
- The listed caliber is .450 Bushmaster.
- Die style is specified as a 4-die set and product type as full length.
- Carbide construction is listed as No.
- Packaged dimensions are 1.50 x 4.75 x 5.80 inches.
This set provides a straightforward, practical solution for informed, no-nonsense reloaders who need a compact, complete die kit for .450 Bushmaster work. Its combination of full-length sizing, powder-through expansion capability, adjustable seating, and factory crimping makes it a useful addition to a reloading bench for developing consistent range or hunting ammunition, backed by included load data and setup instructions.
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.




