Зенковки с коническим хвостовиком Морзе для углов 60, 90 и 120 град.
Название (англ.):
Morse taper shank countersinks for angles 60 degrees, 90 degrees and 120 degrees inclusive
Описание (англ.):
Specifies only the metric dimensions of these countersinks. Metric dimensions being regarded as the only recommended dimensions in the future, for these countersinks with diameters in the range 16 to 80 mm. The dimensions given apply only to tools made from high speed steel or a suitable carbon steel. These countersinks will be usually rigth-hand cutting.