Abstract: A high speed machine for cold forging screws, rivets, and the like comprises a frame supporting a die-carrying head thereon reciprocates a punch carrying slide, shears having a fixed and a movable blade, and a bar stock shearing device including a linkage effective to transmit at least part of the movement and energy of the punch carrying slide to the movable blade and convert the reciprocating motion of the slide into a reciprocating motion of the movable blade.