The duMONT Company

Machinery ManufacturingMassachusetts, United States11-50 Employees

The duMONT Company designs and manufactures precision broaching tools, including its Minute Man line, which is recognized globally for quality and engineering detail. Based in Greenfield, Massachusetts, the firm has a history dating back to 1945. It positions itself as the largest U.S. producer and supplier of Push-Type Keyway Broaches, supported by a broad national and international distribution network.

Its product lineup spans Keyway Sets, individual and multi-pass broaches, tools for internal holes in standard square, full-square, hexagon, and round shapes, as well as Keyseating and Pull-Type broaches in the 500 and 600 Series, and special-design tooling for specific applications. The company serves a diverse group of customers across national and international markets with a focus on durable, precision tooling for keyways and holes.

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