Replaceable head drill body HYDRA with DIN 6535HE NC whistle notch shank, size 14.0mm with an overall length of 146.5mm and flute length of 81.5mm according to DORMER standard for 5xD drilling with HYDRA P (R950), HYDRA M (R960) or HYDRA K (R970) diameter 13.5 up to 14.5mm
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