RCBS Lube-A-Matic Bullet Sizing Die for .309" bullets. Hardened interior ensures precise alignment and smooth operation with hard lubricants. Compatible with Lube-A-Matic and Lyman 450/4500 sizers.
The RCBS Lube-A-Matic Bullet Sizing Die is an essential tool for handloaders who demand precision and reliability. Designed specifically for .309" bullets, this die simplifies the bullet sizing and lubricating process—even when working with harder lubricant formulations.
Proper bullet sizing and lubrication are fundamental to handloading success. This die ensures your bullets are sized consistently and lubricated uniformly, which translates to more reliable ignition, better accuracy, and reduced fouling in your firearm's bore. The hardened interior resists wear, maintaining dimensional accuracy through hundreds of rounds.
Whether you're a precision rifle enthusiast or a handgun competitor, the RCBS Lube-A-Matic Bullet Sizing Die delivers the quality and performance you expect from RCBS reloading equipment.