Model Number: H58---L50-150D3-20-#11 Brand Name: JZtechnology Key Specifications/Special Features: .Choosing super wear-resistant hard carbide material.The unique design of chip breaker groove, avoid space craft, the blade type unequal parts spiral technology..Adopting German Walter grinder and passivation technology.Swiss PLATIT coating technology.For HRC<60 (or equal) hardened steel, stainless steel, copper alloy and other high speed high hard processing more efficient.Compare the same milling cutter life increased more than 30% Commodity Name Tungsten carbide end mill Coating TIAIN, ALTIN, TiSiN and more Materials Tungsten Steel Carbide Overall length 50--150 Hardness HRC 58 Flute 1~4 flutes Suitable for Iron Materials, Carbon Steel, Cast Iron, Steel with Heat Treatment, aluminum and more Package Plastic Box + Inner Box + Carton (normal Size)