Shoulder milling tools | CoroMill® 390 CoroMill® 390, cutter for square shoulder milling​​ Arbor shank - External coolant supply Common data values KAPR [deg] 90.0 Metric (mm) Ordering code DC APMX RMPX AZ CNSC DCONMS BD LB LF TQ RPMX STDLET [mm] [mm] [deg] [mm] [mm] [mm] [mm] [mm] [Nm] [1/min] R390-040Q16-07H 40.00 5.8 0.70 0.5 1 10 16.00 38.8 35.0 35.00 0.5 21500 A R390-040Q16-07M 40.00 5.8 0.70 0.5 1 7 16.00 38.8 35.0 35.00 0.5 21500 A R390-160Q40-18L 160.00 15.4 1.20 0.0 0 8 40.00 63.00 3.0 4000 C R390-160Q40-18M 160.00 15.4 1.20 0.0 0 12 40.00 63.00 3.0 4000 C R390-200Q60-18L 200.00 15.4 1.00 0.0 0 10 60.00 63.00 3.0 3600 C RA390-160J50.8-18M 160.00 15.4 0.00 0.0 0 12 50.80 63.00 3.0 4000 R = Right hand, L = Left hand Common data values KAPR [deg] 90.0 Imperial (inch) Ordering code DC APMX RMPX DCONMS LF TQ RPMX STDLET DBC [inch] [inch] [deg] [inch] [inch] [ft] [1/min] [inch] RA390-203R63-18L 8.000 0.606 1.00 10 2.500 2.480 2.2 3500 C 4.00 R = Right hand, L = Left hand 54