Groove milling tools | CoroMill® 331 CoroMill® 331, adjustable cutter for full side and face milling​​ Bore with keyway - External coolant supply Imperial (inch) Ordering code DC DCONMS DHUB LF CDX CW THUB TQ RPMX [inch] [inch] [inch] [inch] [inch] [inch] [inch] [ft] [1/min] N331.32-203T51CM0.236 8.000 2.000 2.677 0.394 2.618 0.236 0.551 0.6 11700 N331.32-203T51DM0.315 8.000 2.000 2.677 0.472 2.618 0.315 0.630 0.9 9100 N331.32-203T51EM0.394 8.000 2.000 2.677 0.512 2.618 0.394 0.630 0.9 11000 N331.32-203T51FM0.472 8.000 2.000 2.677 0.551 2.618 0.472 0.630 0.9 11000 N331.32-203T51KM0.591 8.000 2.000 2.677 0.660 2.618 0.591 0.728 2.2 9600 N331.32-203T51LM0.689 8.000 2.000 2.677 0.768 2.618 0.689 0.847 2.2 9600 N331.32-203T51QM0.807 8.000 2.000 2.677 0.886 2.618 0.807 0.965 2.2 8000 N331.32-203T51RM0.925 8.000 2.000 2.677 1.004 2.618 0.925 1.083 2.2 8000 N331.32-254T51KM0.591 10.000 2.000 2.677 0.660 3.622 0.591 0.728 2.2 8500 N331.32-254T51LM0.689 10.000 2.000 2.677 0.768 3.622 0.689 0.847 2.2 8500 N331.32-254T51QM0.807 10.000 2.000 2.677 0.886 3.622 0.807 0.965 2.2 7100 N331.32-254T51RM0.925 10.000 2.000 2.677 1.004 3.622 0.925 1.083 2.2 8000 N331.32-305T63KM0.591 12.000 2.500 3.307 0.660 4.311 0.591 0.728 2.2 7600 N331.32-305T63LM0.689 12.000 2.500 3.307 0.768 4.311 0.689 0.847 2.2 7600 N331.32-305T63QM0.807 12.000 2.500 3.307 0.886 4.311 0.807 0.965 2.2 6300 N331.32-305T63RM0.925 12.000 2.500 3.307 1.004 4.311 0.925 1.083 2.2 6300 R = Right hand, L = Left hand 267