7 parts, fittings and accessories for press dies, molds and automatic machinery; namely, pins, sleeves, shafts, bushings, wedges, cams, rings, plungers, rails, inserts, plates, blocks, rods, boards, spacers, springs, retainers, hooks, dies, holders, shanks, pads for holding down work pieces in molds or automatic machines, sheets for adjustment of molds or parts of automatic machines, cups, clips, covers, levers, clamps, dogs, brackets, jacks, collars, caps, joints, cutter, manifolds, bearings, chucks, bosses, stands, power-operated wrenches, punches, housings, guides, locks, links, posts, followers, drills, end mills, reamers, files, grind stones, dressers, taps, dies (for cutting), grinders, grinding wheels, burrs, pulleys, gears, lifters, conveyors, roller carriers, pneumatic grinders and nippers