Description:  2 Flutes HRC60 solid carbide Long neck ball nose End Mills CNC deep notch cutter milling cutters Router bit knife.     Specification:  Material: Tungsten Steel.  Coating: AlTiN Coating.  Shank diameter: 4mm.  Blade: 2 flutes.  Cutting edge diameter: R0.4.  Total length: 50mm.  Quantity: 1pc.  Size: (optional) 3mm: R0.4*4D*50L-L3.  5mm: R0.4*4D*50L-L5.  6mm: R0.4*4D*50L-L6.  8mm: R0.4*4D*50L-L8.  10mm: R0.4*4D*50L-L10.  Size: Tip Diameter x Flute Length x Small Shank Dia. x Small Shank Length x Shank Diamater x Overall Length.  3mm: R0.4*4D*50L-L3: R0.4 x 1.2 x 0.75 x 3 x 4 x 50mm.  5mm:R0.4*4D*50L-L5: R0.4 x 1.2 x 0.75 x 5 x 4 x 50mm.  6mm:R0.4*4D*50L-L6: R0.4 x 1.2 x 0.75 x 6 x 4 x 50mm.  8mm:R0.4*4D*50L-L8: R0.4 x 1.2 x 0.75 x 8 x 4 x 50mm.  10mm:R0.4*4D*50L-L10: R0.4 x 1.2 x 0.75 x 10 x 4 x 50mm.     Features:  - Quality materials, durable, precision processing, efficient work, humanized design.  - Spiral design, large capacity smooth chip removal, prevent sticking and reduce heat.  - AlTiN nano coating, hardness up to 60 HRC for general steel alloy steel mold steel.  - Cemented carbide has good pressure resistance, good toughness, high hardness and good wear resistance.  - Round smooth handles with precise chamfering are easier.     Package Included:  1pc x 2 flute milling cutter