The duMONT Company LLC

289 Wells St, Greenfield, Massachusetts, 01302 United States View map
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Industrial Broaches – Inch Or Metric Sizes, Keyway Sets, Square, Hex And Keyseating Special Broaches To Order

We offer Products and Services in 16 Categories

Our record of design ingenuity, fast delivery, and courteous follow-up is unsurpassed.

The duMONT Company LLC

Value Proposition

The duMONT Company, LLC has always held three basic principles as key to both our historic and future success. First, provide our customers with not only the best product possible, but unparalleled customer service as well. The goal is to deliver products and services that meet or exceed the client's requirements and expectations. Second, work to continually develop products and manufacturing processes in order to increase efficiencies. Share gains in efficiency to provide the highest value to the marketplace. Third, strive to cultivate meaningful partnerships with clients, vendors and all stakeholders of The duMONT Company, LLC promoting relationships which will better serve all parties.

By keeping these principles in mind and putting our many years of experience in customer service, engineering and manufacturing to the task we will excel at providing our distributor partners and end users the service and Broaching Tool they are looking for every time.

Areas of Expertise

  • Industry Standard Pull-Type Keyway Broaches

  • Internal Hole Broaches

  • Keyseating Broaches

  • Keyway Broaches and Bushings

  • One-Pass Keyway Broaches

  • Push-Type Keyway Broaches

  • Special Design and Application Broaches


  • Mr Eric Hagopian
    President & Chief Executive Officer


duMont Minute Man® Broaches

The duMONT Company, LLC, has been designing and manufacturing Precision Broaches since 1945 ‘ Broaches recognized all over the world for quality, durability, and engineering detail. We are the largest supplier of Push-Type

duMONT Minute Man Tooling® System

The duMONT Company, LLC is pleased to introduce a patentedsolution for effective and efficient broaching and shaping operations on CNC Lathes and Machining Centers as well as Slotting and Shaping machines. The Tooling

The duMONT Company LLC