Add a true U.S. training round from the golden age of American 90mm guns to your collection with this restored 90mm M12 Drill Round fitted with an M59 brass dummy fuze. Built to replicate the size, weight, and balance of a live 90mm high-explosive round, the M12 was designed specifically for training in the handling and loading of 90mm ammunition. This restored example delivers the unmistakable profile of a service round while remaining completely inert and non-functioning, making it ideal for display or instruction.

The M12 Drill Round

The 90mm M12 was a purpose-built dummy cartridge used to train crews in loading and handling 90mm ammunition. Period ammunition references describe it as simulating a live high-explosive loaded round in size, weight, and center of gravity, allowing crews to practice realistic gun drill without the hazards of live ammunition. But the M12 remains the classic early-pattern drill round in the family. Open references list an overall length of about 37.44 inches, giving it the full visual presence collectors expect from a 90mm fixed round.

Unlike live-service cartridges, the M12 was built solely for crew drill, loading practice, and handling instruction. That made it a vital training aid anywhere 90mm guns were in use, whether in tank, tank destroyer, anti-aircraft, or field artillery contexts. The entire point was to let crews rehearse the physical work of serving the gun with a round that looked and handled correctly but contained no energetic components.

M59 Dummy Fuze

This example is fitted with an M59 dummy fuze, which adds the correct finished appearance at the nose and makes the round especially attractive for display. The M59 is a dummy point-detonating fuze designed to simulate several U.S. service PD fuze families, including the M48, M51, M535, M557, and M572 series. In practical terms, that means it was intended to give training rounds and drill ammunition the look and general form of a service-fuzed projectile without any detonating function.

Your round is specifically fitted with a brass M59 dummy fuze, which pairs especially well with the restored body and gives the complete round the rich, original look collectors want in a period drill cartridge.

About This Restored M12 Drill Round

Authentic 90mm Drill Cartridge Pattern

This round follows the classic M12 drill cartridge pattern, the early 90mm dummy round intended for loading and handling practice. It is the correct style of cartridge for a serious U.S. 90mm ammunition display and reflects the same overall profile as service-loaded 90mm ammunition.

Fitted with M59 Brass Dummy Fuze

The addition of the M59 brass dummy fuze gives this round the proper period-correct appearance of a fuzed projectile while remaining inert. The M59 was specifically intended to simulate service point-detonating fuzes, making it a highly appropriate and visually striking choice for a restored drill round.

Professionally Restored for Display

This piece has been restored to present well in a collection, museum, office, gun room, or armored vehicle display. It offers the visual impact of a full-size 90mm round while preserving the training-round identity that makes the M12 historically distinctive.

Completely Inert

This round is sold strictly as an inert display and educational item. The M12 drill cartridge is described in ordnance references as completely inert and non-functioning, and this restored example is offered in that same spirit for safe static display.

Historical Significance

The M12 stands out because it is not just another inert round—it is a purpose-built training cartridge from the era when U.S. 90mm guns were among the most important heavy weapons in American service. For collectors, that gives it a different kind of appeal than armor-piercing, HE, or smoke rounds. It tells the story of how crews actually trained: loading, handling, and setting up ammunition under realistic conditions with dedicated dummy cartridges and dummy fuzes. The M59 fuze adds another layer of authenticity by representing the kind of service PD fuze profile crews would have seen on live ammunition.

Ideal For

This restored M12 drill round is an excellent fit for 90mm gun displays, tank and tank destroyer collections, artillery training exhibits, museums, and advanced ordnance collections. It is especially appealing to collectors who appreciate not only combat ammunition but also the training tools that enabled wartime and postwar gunnery.

Pictures are stock images of our inventory. Unless otherwise noted, you will not be receiving the exact item shown in the pictures. The pictures are representative of the item's general condition. The item you receive might be slightly better, or worse, condition than was shown in the pictures.

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