61577
For stainless steels, mild steels, aluminium, titanium alloys and copper alloys. Special flute design to facilitate short chipping & accurate hole size. For CNC high speed drilling. Flatted shank for D greater than 12mm. Point angle a (alpha): 150 for D up to 1mm, 140 for D up to 2mm, 130 for D 2.01 to 4mm, 120 for D 4.01mm.
