... ,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 for heavy duty applications:Grooving, ... cutter.Tungsten carbide and cobalt metal is from the big factoiesTemperature quenching guarantee stability of welding TCT tips to steel. milling cutter ...