72 Degree Tungsten Carbide 4-Flute Anti-Vibration High Efficiency Dynamic Milling Unequal Helix Flat End Mill for Stainless Steel and Alloy Cylindrical End Mill

72 Degree Tungsten Carbide 4-Flute Anti-Vibration High Efficiency Dynamic Milling Unequal Helix Flat End Mill for Stainless Steel and Alloy Cylindrical End Mill. Unequal helix design for vibration reduction. U-groove for smooth chip removal. 4-flute for high-efficiency dynamic milling. coating, high wear resistance & long service life. Suitable for stainless steel and alloy materials. Precisely ground cutting edge, sharp cut & fine surface finish. High-strength tungsten carbide substrate, chipping resistant. Large core diameter to improve tool rigidity. Low cutting resistance to reduce cutting heat. Strict tolerance, stable performance for mass production.