... ,12tips,16tips. 2,The base material is 45CrMo 3,Super TCT point. Milling cutter :1.5tips,6tips,8tips,12tips,16tips.2 ... ,The base material is 45CrMo3,Super TCT point. Ideal forTCT milling and scarifying cutter is for special ... is from the big factoiesTemperature quenching guarantee stability of welding TCT tips to steel. milling cutter