SPECIAL MACHINES The Special Machines manufactured by NILES-SIMMONS feature system solutions to meet your workpiece specific demands. CM Crankshaft milling TB Turn-broaching of crankshafts MCM Machine with crankshaft milling unit Prototyping of crankshafts RQ/RQQ Vertical turning center with one or two vertical heads for machining of forged or rolled railway wheels SG CNC-axle grinding machine Grinding of transition radii Automatic in-process gauging Hydrostatic wheel spindle bearing support