KYOCERA MFWN90050R056TM 6-Flute Extra Fine Pitch Multi-Use Indexable Face Mill, ANSI Code: MFWN90050R056TM, 50 mm Dia Cutting, 40 mm OAL, WNMU/WNEU/WNGT Insert, 5 mm Max Depth of Cut, 22 mm Dia Arbor Hole, 90 deg Lead Angle