LEE Ultimate Rifle Die Set .303 BRITISH

The LEE Ultimate Rifle Die Set for .303 British gives you a complete reloading solution in one package—four different dies plus shell holder and powder measure, all designed to handle the full range of handloading tasks from fired brass to finished ammunition. Whether you're working with range-fired cases from other rifles or fire-formed brass, this set covers full-length resizing, precision neck sizing, consistent bullet seating, and factory-style crimping. It's the kind of comprehensive toolkit that lets you dial in accuracy without guessing or settling for one-size-fits-all compromises.

The full-length resizing die brings brass back to factory dimensions, essential if you're pooling cases from multiple guns or want a clean slate for each reload. The collet neck-sizing die works on fire-formed brass with no case lube required, preserving case life and focusing the sizing effort right where it matters for accuracy. The Easy Adjust Dead Length Bullet Seating Die takes the frustration out of getting seating depth just right—each cartridge goes in with the same depth and consistency. The Factory Crimp die applies a uniform crimp that can help boost pressure uniformity and finished-round reliability, whether your bullets have a crimp groove or not.

Everything you need to get started comes in the box: shell holder, powder measure, and Lee's detailed load data organized by powder type and common brands. It's a practical, no-nonsense approach to .303 British reloading that works whether you're working up deer loads or target ammunition.

Key Features

• Full-length resizing die for brass fired in other firearms
• Collet neck-sizing die for fire-formed brass—no case lube needed
• Easy Adjust Dead Length Bullet Seating Die for precise, consistent seating depth
• Factory Crimp Die for uniform, secure crimp with or without crimp groove
• Includes shell holder, powder measure, and comprehensive Lee load data
• Complete four-die set ready to reload .303 British ammunition

Specifications

Frequently Asked Questions

What's included with the LEE Ultimate Rifle Die Set for .303 British?

The set includes four dies (full-length resizer, collet neck-sizer, bullet seating die, and factory crimp die), a shell holder matched to .303 British, a powder measure, and Lee's load data with powder charge recommendations organized by brand.

Can I use this set if my brass was fired in a different rifle?

Yes. The full-length resizing die returns brass to factory dimensions, making it suitable for reloading cases that were fired in other firearms.

Do I need to use case lube with the collet neck-sizing die?

No. The collet neck-sizing die does not require case lube, and cases can be reloaded many times without excessive wear.

What is the Factory Crimp die used for?

The Factory Crimp die applies a consistent, uniform crimp to the bullet. It works with or without a crimp groove on the bullet and can help improve pressure consistency and finished-round reliability.