Greenleaf Corporation is a leading developer of cutting tool technology, specializing in the manufacture of high-performance tungsten carbide and ceramic inserts as well as innovative tool-holding systems. Greenleaf continues to build on over 75 years of innovation that centers on supplying customers with productive solutions to every metalcutting need. Greenleaf is positioned to serve the evolving needs of companies in major industries, including aerospace, automotive, bearings, machine tool, and rail, among others. Greenleaf’s products are engineered to provide optimal performance against a wide range of materials under the most rigorous metal-cutting conditions. In addition to a comprehensive line of carbide inserts, Greenleaf offers high-quality ceramic and ceramic-composite materials, which can be custom designed for specific machining applications.