The Lee Precision Micrometer Breech Lock 3-Die Set is configured for the 300 Winchester Magnum cartridge and supplies the dies and accessories commonly used for handloading. The set includes a full-length sizing die, a micrometer bullet seating die, and a factory crimp die, along with colored quick-change bushings for fast identification. A universal shell holder, powder measure, and printed instructions with load data are included to assist with setup and consistent reloading. This set is intended for handloaders building consistent ammunition for precision shooting and hunting applications.
Key Specifications
- Designed for 300 Winchester Magnum.
- Includes a Full-Length Sizing Die to restore case dimensions.
- Includes a Micrometer Bullet Seating Die for precise seating-depth adjustment.
- Includes a Factory Crimp Die to apply a factory-style crimp where needed.
- Includes Colored Quick Change Bushings for easy die identification.
- Includes a Universal Shell Holder compatible with common case heads.
- Includes a Powder Measure for basic charge dispensing.
- Includes Instructions with Load Data for reference and setup.
- Features a Micrometer Breech Lock arrangement for repeatable die positioning.
- Shipping weight listed as 1.6.
This Lee Precision die set provides handloaders with a focused, reliable toolkit to produce consistent 300 Winchester Magnum ammunition. The micrometer seating die and quick-change bushings streamline setup and repeatability, helping users develop accurate loads for long-range shooting and hunting applications.
