Shooting SuppliesLee PrecisionSold by Fin Feather Fur Outfitters

Lee Precision

LEE 90700 AUTO BENCH PRIME

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

Bench-mounted Priming

Tool for convenient setup at

Symmetrical Design

Supports either right- or left-hand

Includes Priming

Assemblies for both large and

Clear Polyester

Body lets you monitor primer

Folding Tray

Includes a built-in primer flipping

$39.89
List Price: $41.99
You Save: $2.10 (5%)
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SKU: 90700-734307907006

Overview

This bench-mounted priming tool is built for reloaders who want a straightforward, hands-on way to seat primers with control and consistency. Its symmetrical layout supports either right- or left-hand operation, while the lever is designed to provide enough mechanical advantage to seat primers with finger pressure and let you feel them fully home in the pocket. The included large and small priming assemblies, quick-change setup, and folding tray are aimed at making primer changes and bench workflow more efficient. It also uses special, inexpensive priming tool shell holders and can be mounted to the Lee Bench Plate system or directly to a workbench, though the product notes that some Federal brand large primers must be fed individually.

Why Hunters Choose the Lee Precision

Symmetrical Design

Supports effortless right- or left-hand

Comfortable Lever

Mechanical advantage for seating primers

Includes Priming

Assemblies for both large and

Clear Polyester

Body lets you monitor primer

Folding Tray

Built-in primer flipping feature speed

Key Features

  • Bench-mounted priming tool for convenient setup at the workbench.
  • Symmetrical design supports either right- or left-hand operation.
  • Includes priming assemblies for both large and small primers.
  • Clear polyester body lets you monitor primer travel from tray to pocket.
  • Folding tray includes a built-in primer flipping feature for direct filling.
  • Mounts to the Lee Bench Plate system or directly to a workbench.

Best Used For

  • Bench-mounted priming for reloaders who want hands-on control during primer seating.
  • Right- or left-handed users needing a symmetrical tool for shared bench setups.
  • Users priming large and small primers without frequent tool changes or setup delays.
  • Reloaders who prefer to monitor primer movement through the clear polyester body.
  • Those using a Lee Bench Plate system or direct bench mounting for organized workspaces.

Specifications

Federal Brand Large Primersmust be fed individually, single priming option
Materialwater clear tough polyester material
Mounting CompatibilityLee Bench Plate system (#90251) or direct to workbench
Operationright or left hand operation
Primer Size Changeseconds
Priming Assemblies Includedlarge and small primers
Retail Price CurrencyUSD
Safety Notewearing safety glasses and hearing protection will prevent serious injury
Shell Holder Changeseconds
Shell Holder Compatibilityspecial, but inexpensive priming tool shell holders
Tray Featurebuilt-in primer flipping feature
Tray Typenew folding tray
Typebench mounted priming tool

Pros

  • Symmetrical design supports effortless right- or left-hand operation.
  • Comfortable lever provides mechanical advantage for seating primers with finger pressure.
  • Includes priming assemblies for both large and small primers.
  • Clear polyester body lets you monitor primer travel from tray to pocket.
  • Folding tray and built-in primer flipping feature speed setup and filling.
  • Mounts to the Lee Bench Plate system or directly to a workbench.

Considerations & Trade-offs

  • Requires separate priming assemblies for large and small primers, so setup changes are part of normal use.
  • Designed for bench mounting, so it is less portable than a hand priming tool.
  • Uses special priming tool shell holders, which means it does not rely on standard press shell holders for priming.
  • Federal brand large primers must be fed individually rather than loaded into the tray, adding an extra step for those primers.

Suggested Comparisons

  • Bench-mounted priming tools
  • Hand priming tools
  • Reloading bench accessories
  • Primer trays and primer flipping tools

Suggested Accessories

  • Bench-mounted priming tool
  • Primer tray
  • Safety glasses
  • Hearing protection

Frequently Asked Questions

Is this priming tool set up for both right- and left-handed use?

Yes. The tool has a symmetrical design for effortless right- or left-hand operation.

Does it include parts for both large and small primers?

Yes. The product includes priming assemblies for large and small primers.

Can I mount it directly to a bench, or does it require a separate plate system?

It can be mounted either to the Lee Bench Plate system (#90251) or directly to your workbench.

What shell holders does it use?

It uses special, inexpensive priming tool shell holders, so there is no need to swap press shell holders for priming.

Are there any safety notes I should know before using it?

Yes. The product information says to wear safety glasses and hearing protection. It also notes that all types of Federal brand large primers frequently caused the tray to explode during testing, so those primers must be fed individually.