Holiday Closure: Our offices will be closed 12/24/25 through 1/1/26 for the holidays. Check shipping deadlines here.

American Cutting Edge is proud to be your trusted provider of Mario Cotta® converting solutions. As one of the world’s leading manufacturers of slitter systems, knife holders, and blades for the converting industry, Mario Cotta offers exceptional quality and performance.

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With over 60 years of expertise in industrial knives and blades, we understand the materials you’re cutting and can help you select the ideal blade materials, dimensions, and cutting angles for optimal results.

By combining this knowledge with the precision engineering of Mario Cotta products, we help you reduce costly downtime while enhancing precision, quality, and operator safety.

In addition to new knife holder and part sales, ACE offers a comprehensive Knife Holder Maintenance Program.



Each Mario Cotta Rebuild Includes:

  • A detailed inspection to assess the condition of your knife holder
  • Lubrication to ensure smooth operation and prevent premature wear
  • Replacement of worn parts to restore your knife holder to peak performance standards

Backed by 60+ years of industrial knife expertise, American Cutting Edge will maintain your cutting systems at their best to ensure your operations run efficiently.

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