High Efficiency with Unique Variable Helix Design. Unique Flute Design for Smooth Chip Evacuation Even in Slotting and High Feed Machining Applications. Square End Type (4MFK) and Corner Radius Type (4MFR) are Available.
Chatter Resistant Variable Helix Design
Unique Flute Design for Smooth Chip Evacuation
Achieves Long Tool Life with Special Nano-layer Coating MEGACOAT NANO