≥ ⌀ 6 mmwithdrive flat to DIN 1835-B. Centred point grinding with thin chisel edge - gives easy spot drilling and high accuracy of the centre hole form. Very sturdy due to short flutes. High-performance NC spotting drill. Tool substrate made of sintered powder metallurgyfor applicationsdemanding high standards of tool life and accurate centring. Very good wear resistance in stainless steels.
Note:
Use speed for the actual hole ⌀ (not necessarily the speed for the drill outer ⌀).