Replaceable head drill body HYDRA with DIN 6535HB NC weldon shank, size 33.5mm with an overall length of 371.5mm and flute length of 286.5mm according to DORMER standard for 8xD drilling with HYDRA P (R950), HYDRA M (R960) or HYDRA K (R970) diameter 32.5 up to 33.5mm
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