These and mills are designed to machine most materials of medium hardness such as steel， brass， bronze and iron. The large core diameter provides rigidity and reduces deflection while the cutting geometry allows for rapid stock removal. They can be used for general-purpose milling including profiling and open-ended slots and keyways. They will not plunge cut.

• High speed steel
• 4 flute
• Extra length
• Single end style

 WARNING: This product can expose you to chemicals including arsenic， which is known to the State of California to cause cancer. For more information， go to www.P65Warnings.ca.gov