These cutters are equipped either with high speed steel inserted teeth or with inserted teeth with brazed carbide tips. Concerns milling cutters, arbor located, to be used with a well-defined spindle nose having a 7/24 taper and milling cutter, arbor located, to be used with both spindle nose No. 50 and spindle nose No. 60 having a 7/24 taper. Dimensions for centring arbors and fitting dimensions for fixation are given in ISO 2940-1.