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Strausak was acquired by Rollomatic in 2011 to address the “job shop tool grinding” industry. With the latest generation, Strausak ONE linear, we address the high mix / low volume, and resharpening needs of our customers. The Strausak ONE has been designed to allow for efficient set up time and ease of operator use, which is further facilitated by the use of Numroto.

Smart Autonomous Grinding

Smart design

The STRAUSAK ONE is the ultimate 5-axis CNC-tool grinder for high quality production or resharpening of cutting tools.

  • full direct drive axes
  • actively cooled cast iron frame
  • compact footprint
  • outstanding ergonomics
  • powerful spindles
  • integrated automation
Wide Application range

The high versatility provided by the large selection of equipment allows for the efficient grinding of a large variety of tools

  • efficient up to Ø32mm
  • production or resharpening
  • HSS, carbide, or ceramic
Easy programming with

NUMROTO is the preferred solution for tool programming for more than 25 years.

  • unlimited programming possibilities
  • accurate 3D simulation
  • reliable performance prediction


  • Extensive Manufacturing Potential
    Anything you can imagine, our machines can build. Now, and for years to come.
  • Simply Beautiful
    Easy to use and beautifully designed, our machines set the stage
    for your creativity.
  • Supportive Ecosystem
    Strausak provides not only the tools but also the support and knowledge to assist the new generation of manufacturers.
  • Swiss Manufacturing Expertise
    Strausak benefits from over a century of Swiss manufacturing experience.

Smart Features

Best Ergonomics

Setup times are reduced to their minimum thanks to the unmatched access to the embedded equipment.

  • large door access
  • easy to reach components
  • adjustable operating panel
  • mobile machine pendant control
Big achievement in a small footprint

Modern workshops need flexibility, efficient floor space use, lean processes, short setups, and small machines.

However, compactness will not impact capacity.

  • fluting length up to 425 mm (16.73”)
  • cylindrical grinding up to Ø170 mm (6.7”)
  • 24 kW (32 HP) spindle
  • integrated tool loader
  • integrated wheel changer
Perfect finish at high accuracy

Full direct drive on all 5 axes for unique performance and reliability.

  • outstanding surface quality
  • accurate path control
  • fast positioning
  • fast wheel and tool changes
  • no wear, no backlash
Modular equipment upgrades

When the needs change, the equipment has to adapt.

Robot Loader

  • Add an integrated pickup or robot loader to enhance your productivity

Main Spindle

  • Standard 10kW spindle can be upgraded to a 24kW synchronous spindle

Wheel magazine

  • Standard machine has a 4X wheel capacity, ability to scale to 8-12X wheel capacity.

On-Board Wheel Dressing & Sticking

  • Automatic dressing and/or sticking of grinding wheels to ensure consistent performance during unattended production.

Travelling Steady Rest

  • Full CNC W-axis for supporting ultra-long tools and other parts in the generous workspace of the Strausak ONE.

HF Spindle

  • Bolt-on 60,000rpm high-speed spindle for pocketing, ID grinding, or other applications.


For Rollomatic, the process is as important as the machine. To better serve our customers, we are able to provide full turnkeys with every machine. The turnkey process starts with our Sales Team and their help in defining your project. Our expert team of Applications Engineers then studies your parts to determine the best machine, options, accessories, peripheral equipment, programs, and training required. We can also offer Factory Acceptance and Site Acceptance Tests to ensure confidence in the machine and process. We welcome the opportunity to be a part of your success!
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Grinding Oils
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Metrology Equipment

+1 (847) 281-8550

  • Our phone and email support are available to all customers at no charge.
  • Over 70% of issues are solved via our Hotline.
  • This is your first point of contact when you need assistance with programming, maintenance, or spare parts.
  • All machines are installed by our team of Field Service Engineers using our detailed checklist to ensure that startup is smooth and quick.
  • Field Service Engineer are factory trained and travel throughout North America.
  • We are committed to providing the best possible customer experience through our investments in people and training, this is especially true for our Field Service Team.
  • Over $5,000,000 USD in spare parts inventory stocked at our facility in Mundelein, IL USA.
  • Over 95% of spare parts ship on the same day.
  • Additional spare parts inventory located at our factory in Le Landeron, Switzerland.
  • Rollomatic provides over 200 training courses to our customers per year.
  • With the launch of the Rollomatic Learning Center, we offer e-learning modules for setup, programming, maintenance, etc. at no charge to all customers.
  • In person training is available at our facility in Mundelein, IL USA or at yours!