CNC Endmill Carbide Tools End Mill Dovetail Tool Milling Cutters. Customizable Dimensions: Flute diameter 0.3-40mm, Shank 4-40mm, Length 38-330mm. Advanced Coating Options: Available in AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, or Nano coatings. OEM & ODM Service: Accepts full customization from samples, designs, or minor adjustments. Wide Material Compatibility: Suitable for cast iron, steel, stainless steel, titanium, and mold steel. Smooth Flute Design: Wide flutes facilitate easy chip removal and reduce friction. High Precision: Precision tolerance of 0.005-0.01mm for accurate finishing.