Finishing and semi-roughing Main application machined materials in groups P and K Secondary application machined materials in group M Supplementary application machined materials in group H Continuous cut GRADE T9315 functionally gradient substrate with fine structure relatively low cobalt content thick MT-CVD coating with a dominant Al2O3 layer highly versatile material with a balanced ratio of abrasion resistance and operative reliability special surface finish for coating primarily designed for machining material groups P, K, and H high cutting speeds continuous to slightly interrupted cut Range of cutting conditions: f 0,17 ÷ 0,80 [mm/rev] ap 1,0 ÷ 8,0 [mm]