General milling inserts Indexable milling Ideal machining conditions SPMR L I.C S Milling inserts Normal machining conditions Unfavourable machining conditions 09 03 12 03 9.525 12.7 9.525 12.7 3.18 3.18 A SP** milling insert HC1 (CVD) HC1 (PVD) HT HC2 HW P Turning M K N S H B YNG151C YBM253 YBM251 YBM351 YNG151 YBD152 YBD252 YBG101 YBG102 YBG205 YBG202 YBG212 YBG302 YBG152 YBG252 YBC302 YBC301 YBC401 YB9320 YD101 YD201 ISO r SPMR090304 0.4 ż SPMR090308 0.8 ż Milling SPMR120304 0.4 Ɣ SPMR120308 0.8 Ɣ ż SPMR120312 1.2 ż Ɣ Ex stock ż On demand HC1 Coated carbide HT Uncoated cermet HC2 Coated cermet HW Uncoated carbide C Drilling D Information Technical E Index System code B26 Grade selection B24 Technical info B463 Cutting data B224 B 217