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Lee Precision

LEE 90052 BULLET SIZING KIT .410'' DIAMETER

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Sizes Cast

Bullets to .410 inch diameter

Also Seats

Crimps gas checks

Fits Standard

7/8x14 thread reloading presses

Requires Lee

Liquid Alox and a reloading

App Users

Must supply their own catch

$23.74
List Price: $24.99
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SKU: 90052-734307900526

Overview

This sizing kit is designed for reloaders who want to size cast bullets and also seat and crimp gas checks during the reloading process. It fits standard 7/8x14 thread reloading presses, making it a practical addition to an existing bench setup. Use requires Lee Liquid Alox and a reloading press, both sold separately, and APP users will need to provide their own catch container. As with any reloading component, consult your loading manual or powder manufacturer data before use.

Why Hunters Choose the Lee Precision

Sizes Cast

Bullets for .410" diameter applications

Also Seats

Crimps gas checks

Fits Standard

7/8x14 thread reloading presses

Compatible Lee

Lee Automatic Processing Press use

Clear Note

On required Lee Liquid Alox

Key Features

  • Sizes cast bullets to .410 inch diameter
  • Also seats and crimps gas checks
  • Fits standard 7/8x14 thread reloading presses
  • Requires Lee Liquid Alox and a reloading press, sold separately
  • APP users must supply their own catch container

Best Used For

  • Handloaders sizing .410 cast bullets for consistent fit in compatible reloading setups
  • Reloaders using standard 7/8x14 thread presses who already own the required Lee accessories
  • Users needing a kit that also seats and crimps gas checks during bullet preparation
  • APP press owners prepared to provide their own catch container for processing

Specifications

App Catch ContainerCustomer-supplied
Bullet Diameter.410''
Fits Standard Thread Reloading Press7/8x14 thread
Load Data NoteCheck your reloading manual or powder manufacturer's website for load data
Required AccessoriesLee Liquid Alox and Reloading Press
UsesSizes cast bullets; seats and crimps gas checks

Pros

  • Sizes cast bullets for .410" diameter applications
  • Also seats and crimps gas checks
  • Fits standard 7/8x14 thread reloading presses
  • Compatible with Lee Automatic Processing Press use
  • Clear note on required Lee Liquid Alox and press sold separately

Considerations & Trade-offs

  • Requires a separate Lee Liquid Alox setup and a compatible reloading press; it is not a standalone sizing solution.
  • If used on the Automatic Processing Press (APP), a catch container must be supplied by the customer.
  • Designed for .410" sizing, so it is a specialized tool rather than a universal bullet-sizing option.
  • Load data is not included; users need to consult a reloading manual or powder manufacturer resources.

Suggested Comparisons

  • Bullet sizing tools
  • Cast bullet reloading accessories
  • Gas check seating tools
  • Reloading press accessories

Suggested Accessories

  • Reloading press
  • Bullet lubricant
  • Loading manual
  • Catch container

Frequently Asked Questions

What is the Lee 90052 Bullet Sizing Kit used for?

It is used to size cast bullets, and it also seats and crimps gas checks.

Will this kit fit my reloading press?

It fits any standard 7/8x14 thread reloading press.

What else do I need to use this kit?

Lee Liquid Alox and a reloading press are required and are sold separately.

Is anything extra needed if I use it on the Automatic Processing Press (APP)?

Yes. If using this kit on the APP, you need to supply your own catch container.

Where should I get load data for use with this kit?

Check your reloading manual or the powder manufacturer’s website for load data.