11° D1 W1 9 APMT 16 W1 D1 L S [mm] [mm] [mm] [mm]16049.6004.5017.004.76 RE L 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] 0,15 S 20° F geometry with positive design for light machining. APMT 1604PDER-F M8330 – 290 0.15 2.0 170 0.14 2.0 275 0.15 2.0 – – – 70 0.11 1.6 – – – 0,15 1 S 23° FM geometry with positive design for light to medium machining. APMT 1604PDER-FM M8330 – 285 0.16 2.0 170 0.14 2.0 270 0.16 2.0 – – – 70 0.13 1.6 – – – M8345 – 205 0.16 2.0 120 0.14 2.0 – – – – – – 50 0.13 1.6 – – – 0,15 S 20° ER-R geometry with positive design for rough machining. APMT 1604PDER-R M8330 – 255 0.16 5.0 – – – 240 0.16 5.0 – – – – – – – – – M8345 – 185 0.16 5.0 – – – – – – – – – – – – – – – 0,17 1 S 23° SR-R geometry with positive design for rough machining. APMT 1604PDSR-R M8330 – 255 0.18 5.0 – – – 240 0.18 5.0 – – – – – – – – – M8345 – 180 0.18 5.0 – – – – – – – – – – – – – – – 671