Forster Bench Rest Ultra Micrometer Seater Die 325 WSM

• Micrometer seating adjustment: The ultra micrometer head lets the seating depth be changed in small, repeatable increments, which helps when tuning loads for different bullets or refining cartridge overall length for consistent results.
• Straight-line bullet seating: Forster’s close-fitting chamber and alignment system keep the case and bullet centered during the seating stroke, reducing the chance of bullet runout and supporting more uniform ammunition.
• Built for .325 WSM: This version is matched to .325 Winchester Short Magnum dimensions, giving reloaders a seating die configured for this short magnum rifle cartridge rather than a one-size-fits-all approach.
• Standard 7/8"-14 thread: The die fits presses that use the common 7/8"-14 thread pattern, making it easy to integrate into established reloading setups without special adapters.
• Single-purpose seating die: As a dedicated bullet seating die, it focuses on one critical stage of the loading process, making it a practical choice for reloaders who already have a preferred sizing setup.

About the Bench Rest Ultra Micrometer Seater Series

Forster Bench Rest Ultra Micrometer Seater Dies are designed for reloaders who want more control over bullet seating depth and better cartridge alignment than a basic seating die typically provides. Within the Forster die lineup, this series sits above standard seating dies by combining the company’s straight-line seating design with an ultra micrometer adjustment system. That combination makes the series especially relevant for precision rifle handloading, where small changes in seating depth can influence chamber fit, pressure behavior, and on-target consistency.

A defining feature of the series is the way the die supports the cartridge case and bullet during seating. The close-fitting chamber helps keep components aligned before the bullet is pressed into the neck, which is intended to reduce runout and produce ammunition with more consistent geometry. The micrometer top adds another practical advantage: settings can be adjusted and returned to with less trial and error when switching bullet styles or testing different loads. In use, the series appeals to handloaders working with hunting rifles as well as precision shooting rifles who value repeatability, careful load development, and a more measured approach to seating depth control.

About the Forster Bench Rest Ultra Micrometer Seater Die 325 WSM

The Forster Bench Rest Ultra Micrometer Seater Die 325 WSM is a dedicated seating die for the .325 Winchester Short Magnum, built for reloaders who want precise control over one of the most influential steps in rifle cartridge assembly. Because it is a single seating die rather than a full die set, it fits well into a bench setup where sizing and seating are handled as separate operations and each tool is chosen for a specific role.

Its main advantage is the combination of micrometer adjustment and straight-line seating. The micrometer head makes it easier to move seating depth in controlled increments and return to a known setting after testing different bullets or cartridge overall lengths. That matters when working up hunting or precision rifle loads for the .325 WSM, where repeatability from batch to batch is important. The straight-line seating arrangement helps keep the bullet and case aligned as the bullet is seated, supporting ammunition with more consistent concentricity.

The die uses a steel construction and a standard 7/8"-14 thread, so it suits conventional reloading presses without requiring a specialized mounting system. Its bottle-neck rifle cartridge design and caliber-specific geometry make it appropriate for reloaders who want a seating die tailored to this cartridge family. In practical use, that means easier load tuning, more repeatable setup changes, and a seating process aimed at producing uniform rifle ammunition.

About Forster

Forster Products dates its history to 1935 and has long focused on precision reloading and gunsmithing tools. The company is based in Lanark, Illinois, and states that its products are made in the United States. Across its catalog, Forster is known for tools such as reloading dies, case trimmers, headspace gauges, and sight-mounting fixtures, reflecting a product range centered on careful measurement and repeatable bench work.

Within reloading, Forster is particularly associated with products such as the Co-Ax Press and its Bench Rest die lines. The company’s Bench Rest Seater Dies are built around a close-fitting chamber that aligns the case and bullet during seating, and the Ultra Micrometer versions add finer adjustment for reloaders who want more exact control over seating depth. That emphasis on alignment and repeatability has made Forster a familiar name among handloaders assembling rifle ammunition with tighter tolerances.

Main Features

• Manufacturer: Forster
• Made in: USA
• Die operation: Bullet seating
• Pack size: Single
• Die type: Standard
• Bushing: No
• Case body design: Bottle neck
• Case type: Rifle
• Material: Steel
• Adjustment: Micrometer
• Press compatibility: Standard 7/8"-14 thread
• Bullet diameter: 8.20 mm
• Compatible calibers: .325 Winchester Short Magnum, .325 WSM

Warranty

Forster provides a 10-year warranty for this Bench Rest Ultra Micrometer Seater Die.

In the Box

• Bench Rest Ultra Micrometer Seater Die
• Deluxe die box