Replaceable head drill body HYDRA with DIN 6535HB NC weldon shank, size 35.0mm with an overall length of 396.5mm and flute length of 301.5mm according to DORMER standard for 8xD drilling with HYDRA P (R950), HYDRA M (R960) or HYDRA K (R970) diameter 34 up to 35mm
For additional details please check the Manufacturer's site: