A control system having a stored program digital computer for transmitting commands to digital servos for one or a plurality of punch presses; for changing new commands to correct for preceding servo errors and/or mechanical tolerance errors in the servos; for monitoring machine tool and servo condition and supervising punching, tool change and positioning operations; and having provision for assisting in the generation of coded record command tapes on the basis of incremental and/or absolute dimensional input, on a time sharing basis with automatic operation of the servos from a previously generated record tape.