Dormer C948 20.00MM HSS E Flatted Shank Long Series Roughing End Mill Alcrona Coated DIN 844 L

Alcrona Coating - increases service life of the milling cutter, improved performance when milling difficult to machine materials Premium HSS-E-PM material - powder metal high speed cobalt provides superior performance and extended tool life Long Series flute design with NRA profile - designed to break chips for efficient roughing of deep profiles 42 degree Helix - designed to reduce vibration and improve performance when used in cnc machines Versatile product - can be used for roughing when plunging, ramping and profile milling in steel, stainless steel and cast irons