The distance that a A machine tool with a stationary bed and a slide or ram that has reciprocating motion at right angles to the bed surface; the ram is guided in the frame of the machine. The main reciprocating member of a press, guided in the press frame, to which the punch or upper die is fastened. position can be altered to change the For a press, the distance from the top of the bed to the bottom of the ram with the stroke down and adjustment up. In general, it is the maximum die height that can be accommodated for normal operation, taking the bolster plate into consideration. of the The machined recess in a die that gives the forging its shape. space. The adjustment can be made by hand or by power mechanism.