Your satisfaction is our greatest pursuit, thank you for your support and purchase Features Ball nose, 4-blade design. Spiral chip space design can remove chips quickly and cleanly. Sharp cutting edges provide smooth cuts. Material High-speed steel end mills have high hardness, good toughness, good wear resistance, and good processing performance to ensure work efficiency Sharp cutting edges provide smooth cuts. The nine flat-end mills manufactured according to Taguchi L9 orthogonal... | Download Scientific Diagram 4 Flute End Mill End Mill 4 Flute Ball Nose Standard Series - Carbide Tools Ball Nose End Mills For Sale 【After-Sales】If you have any questions, please contact us and we will reply to you in time. Ball Nose End Mill for General Use 1mm Diameter 4 Flute AlTiN Coated Micro-grain Carbide 45HRC by APT Carbide 【ANTi COATING】Highly optimized carbide and coating pairing means excellent wear and chip resistance in your cutting applications 【Material】 High-speed steel end mills have high hardness, good toughness, good wear resistance, and good processing performance to ensure work efficiency.