Solid Carbide End Mills How to Choose the Correct End Mill End Mills Contour Peel Trochoidal Z = number of teeth Fine Finishing Finishing Roughing Slot Milling Plunging Milling Milling Milling end mill Z=1 end mill Z=2 end mill Z=3 end mill * Z = 4/5 multi-flute cutter Z = 6-8 Ball Nose and Torus End Mills ball nose end mill Z=2 ball nose end mill Z=4 *VariMill™/VariMill™ GP Only first choice Always select a tool with the shortest possible flute length whenever possible. This will increase the stability of the tool and give the best results. suitable with limitations When selecting an end mill, the following machining factors will affect your selection of the correct end mill for your application: not recommended 1. Tool overhang. 2. Coolant flow. 3. Machine and setup stability. 4. Machine power and torque. 5. Material to be machined. 6. Machine adaptor size (CV40, CV50, HSK63, etc.). 7. See Tool Reference Guides on pages N6–N15. N2 widia.com