7° D1 9 RCMT 12 INSD D1 S [mm] [mm] [mm] 1204 12.0 4.40 4.76 INSD S Suitability and starting values for cutting speed (vc), feed (f) and depth of cut (ap). Refer to our Machining Calculator app for further calculations. Product RE P M K N S Hvcfapvcfapvcfapvcfapvcfapvcfap [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] 20° HFC E F geometry with highly positive design for light machining. RCMT 1204MOEN-F 8215 – 390 0.10 1.5 230 0.09 1.5 – – – – – – 95 0.07 1.2 – – – M8310 – 420 0.10 1.5 210 0.09 1.5 – – – – – – – – – – – – M8330 – 380 0.10 1.5 225 0.09 1.5 – – – – – – 95 0.07 1.2 – – – 0,14 HFC S 20° 20° M geometry with highly positive design for medium machining. RCMT 1204MOSN-M M6330 – 265 0.20 1.5 185 0.18 1.5 – – – – – – 75 0.16 1.2 – – – M8310 – 335 0.20 1.5 170 0.18 1.5 315 0.20 1.5 – – – – – – – – – M8330 – 305 0.20 1.5 180 0.18 1.5 285 0.20 1.5 – – – 75 0.16 1.2 – – – M8345 – 225 0.20 1.5 135 0.18 1.5 – – – – – – 55 0.16 1.2 – – – M9325 – 380 0.20 1.5 – – – 360 0.20 1.5 – – – – – – – – – M9340 – 345 0.20 1.5 205 0.18 1.5 – – – – – – 85 0.16 1.2 – – – 0,8 HFC S 20° EN-R geometry with positive design for rough copy machining. RCMT 1204MOEN-R M8310 – 280 0.30 1.5 140 0.27 1.5 265 0.30 1.5 – – – – – – 55 0.15 1.0 M8330 – 260 0.30 1.5 155 0.27 1.5 245 0.30 1.5 – – – 65 0.24 1.2 50 0.15 1.0 20° 0,2 20° HFC P SN-R geometry with positive design for rough copy machining. RCMT 1204MOSN-R M8345 – 190 0.35 1.5 – – – – – – – – – 45 0.25 1.2 – – – M9315 – 315 0.35 1.5 – – – 295 0.35 1.5 – – – – – – 60 0.15 1.0 531