Lee Precision 300 Win Mag Collet Die is a Lee Precision collet-style sizing die product for 300 Win Mag. Lee's collet system sizes the case neck against a precision mandrel while leaving the case body largely unchanged, making it well suited to brass fired in the same firearm.
- Product type: Collet neck-sizing die
- Cartridge: 300 Win Mag
- Neck-sizing collet design
- Designed for brass being reused in the same firearm
