The revolution in wear identification SERIES Easy choice on the basis of the table without any further knowledge and without looking at the insert box. P M YBC052F 05 YBC152F YBM153F 15 YBC252F YBM253F 25 YBC352F 35 Recommended for wet machining The colour of the inner ring indi- cates the application range.(P/M) The colour of the cutting edge indicates the grade, such as P15. A 14