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RCBS

RCBS Lube-A-Matic 0.311" Bullet Sizing Die Hardened Interior

RCBS Lube-A-Matic 0.311" Bullet Sizing Die Hardened Interior

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The RCBS Lube-A-Matic Bullet Sizing Die in 0.311" diameter is built for precision bullet sizing and lubrication in reloading. Its hardened interior keeps bullets aligned as they pass through, and the die works with hard lubricants for straightforward lubrication.

It fits the RCBS Lube-A-Matic two-bullet sizer/lubricator as well as Lyman 450 and 4500 lube sizer systems, and it crimps gas checks on compatible bullet styles. The die coordinates with most handgun and rifle calibers, making it a practical addition to a reloading bench.

Key Features

Brand RCBS
Product Type Bullet Sizing Die
Model Lube-A-Matic
Bullet Diameter 0.311"
Interior Construction Hardened
Compatibility RCBS Lube-A-Matic two-bullet sizer/lubricator; Lyman 450/4500 lube sizer systems
Lubricant Type Hard lubricants
Gas Check Crimping Yes, on compatible bullet styles
Caliber Compatibility Most handgun and rifle calibers
Condition New

Compatibility

  • Compatible with RCBS Lube-A-Matic two-bullet sizer/lubricator
  • Also fits Lyman 450/4500 lube sizer systems

How to use

Install the die in an RCBS Lube-A-Matic two-bullet sizer/lubricator or a Lyman 450/4500 lube sizer system, then run bullets through to size them and apply hard lubricant. The hardened interior keeps the bullet aligned during sizing, and the die crimps gas checks on compatible bullet styles.

Frequently asked questions

Which sizer/lubricator presses does this die fit?

It is compatible with the RCBS Lube-A-Matic two-bullet sizer/lubricator and also fits Lyman 450 and 4500 lube sizer systems.

What lubricants can be used with this die?

The die works with hard lubricants for easy bullet lubrication.

Does this die crimp gas checks?

Yes, it crimps gas checks on compatible bullet styles.

What bullet diameter does this die size?

This die is sized for 0.311" diameter bullets and coordinates with most handgun and rifle calibers.

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