Description:  2-8mm HRC65 Round Nose Milling Cutter 2R0.2-8R2.0 4 Flutes Tungsten Carbide NACO Coated End Mill CNC Tool.     Specification:  Material: Carbide (tungsten steel).  Coating: NACO-blue Coated.  Flute: 4 Flutes.  Head Type: Round Nose.  Highest cutting hardness: HRC65.  Size: Size of Round Nose x Diameter of Head x Diameter of Shank x Blade Length x Total Length.  2R0.2x6x4x50mm.  3R0.2x8x4x50mm.  4R1.0x10x4x50mm.  6R0.5x15x6x50mm.  8R2.0x20x8x60mm.  Quantity: 1pc.     Features:  - Highest harness could reach HRC65 for general steel, alloy steel, mold steel.  - Fit for milling from roughing to finishing one time(≤HRC65), reduce tool changing times.  - Chamfer design, easy to install, reduce vibration.  - Round nose design, negative angle design, higher precision.  - Passivation treatment improves accuracy and surface roughness.     Package Included:  1pc x 4 Flutes End Mill Cutter.     Notice:  1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.  2. The color may have different as the difference display, pls understand.