Shoulder milling tools | CoroMill® 390 CoroMill® 390, Silent Tools™ cutter for square shoulder milling​​ Cylindrical shank - Internal coolant supply Common data values KAPR [deg] 90.0 Metric (mm) Ordering code DC APMX RMPX AZ CNSC DCONMS LF LU TQ RPMX [mm] [mm] [deg] [mm] [mm] [mm] [mm] [Nm] [1/min] R390-020A20D-07H 20.00 5.8 2.10 0.5 1 5 20.00 173.00 120.00 0.5 32500 R390-020A20D-11L 20.00 10.0 5.50 1.0 1 2 20.00 171.00 120.00 1.2 32500 R390-025A25D-07H 25.00 5.8 1.50 0.5 1 7 25.00 208.00 150.00 0.5 24000 R390-025A25D-11L 25.00 10.0 5.00 1.0 1 2 25.00 208.00 150.00 1.2 24000 R390-032A32D-07H 32.00 5.8 1.00 0.5 1 8 32.00 254.00 192.00 0.5 15000 R390-032A32D-11L 32.00 10.0 3.60 1.0 1 2 32.00 254.00 192.00 1.2 15000 R = Right hand, L = Left hand 65