Overall alloy cutter _ _ ball coated cutter made of non-standard ball-cutter _ sharp cast _RZT55 degree _R2.5x6x100 Brand: Rui casting Name: sharp 55 degree ball-cutter cast Finish: Black Coated Specifications: R2.5x6x100-2F applicable processing materials: A3, S45C, 40Cr, 42CrMo, 20Cr, Cr12, H13, NAK80,718 such as carbon steel, cast steel, plastic molds, alloy steel, tool steel, quenched and tempered steel, heat treatment steel, stainless steel. Main features: the use of the blade portion excellent heat resistance coating to increase tool wear resistance and hardness, increase tool life and stability. Capable of high hardness of hardened steel (HRC40 ~ 55 degrees) material milling. 2/4 blade flat end mill suitable for side milling, milling grooves wide range of applications. Reduce the number of tool changes to improve when the machine Jia actuation rate, saving mold making process.