top of page

Shop the GMI range

Swaging presses, die sets and punches for airgun slugs from .177 to .457. Pick the die system that matches your press, or start with a SOC kit on a standard arbor press.

SOC, SlugMaster3–5 weeks

Other products4–6 weeks

With a press5–9 weeks

ShipsWorldwide by FedEx, DHL or UPS

Freedom Press
From 1.200,00$* · .177 – .357 · toggle-action press

Freedom Press

Our toggle-action press for mass production, around 10,000 to 15,000 slugs a week. Length or weight and hollow-point depth are adjustable, and every slug ejects automatically.

*1.200,00$ is for the press only. Freedom Series die sets are extra, from $400.00 each.
Shop the press
Freedom Series die sets
From $400.00 · .177 – .357 · Freedom Press

Freedom Series die sets

Adjustable-weight die sets in six punch profiles, from flat base to boat tail and ELRS, with a depth-adjustable hollow point. They run directly on the Freedom Press.
Shop die sets
SlugMaster
From $500.00 · .177 – .30 · arbor press

SlugMaster

Adjustable weight, hollow-point depth and boat tails from one kit, with a patented auto-bleed die that needs no trimming. Runs on a standard arbor press.
Shop SlugMaster
SOC kits
From $350.00 · .177 – .457 · arbor press

SOC kits

The simplest way to start: a fixed-weight kit that holds each slug within 2 grains, with the nose type set by swapping pins. Runs on a standard arbor press.
Shop SOC kits
Press-Slug compatible dies
From $400.00 · .177 – .30 · Press-Slug presses

Press-Slug compatible dies

Hardened tool-steel die sets held to GMI tolerance, an upgrade on the standard and Crown Kit dies, with adjustable weight and hollow-point depth. Install directly, no modification.
Shop Press-Slug compatible
Corbin® compatible dies
From $400.00 · .177 – .457 · Corbin presses

Corbin® compatible dies

Built on the Freedom die for Corbin presses: hardened tool steel held to GMI tolerance, with adjustable weight and hollow-point depth. Runs on CSP-1/CSP-2 and Hydro with the GMI adapter.
Shop Corbin compatible
bottom of page