Tools as parts of machines,namely, metalworking machine tools; standard parts for tool manufacture being parts of machines or machine tools, namely, contact-pressure springs, draw-off pins, shims, scrapers, extracting tools, washer discs, screw-on columns, locating bolts for round springs, holding chucks, receiving sleeves for springs, receiving sleeves for clipping punches, ground plates for clipping punches, ejector sleeves, ejector pins, limitation guides for conveyor belts, boring bushings, with or without collar, bolt guides, bushings, collar bushings, collar columns, date stamps, damping discs, cover strips, spacer plates, spacer tubes, spacers and spacer tubes for ball cages, triangular section profiles, hollow triangular-section bars, triangular-section bars, pressure springs, pressure plates, pressure pins for punches, plungers, adapting sleeves, insertion tools for spring plungers, clamping pivots, injection cartridges, injection pistols, guides with part position control, follow-on composite tools, scientific papers, bellows, spring blocks, spring bolts, spring units, pass units and distance units, springs, spring plungers, spring washers, spring plates, accessories for spring plates, flat ejector pins, flat bars, flange bushings, conveyor belts, accessories for conveyor belts, namely, belt scrapers, guide bolts, guide bushings, guide brackets, guide strips, guide elements, guide bearings, guide columns, gas pressure springs, transmitter-receiver systems, ground plates and strips, slide elements, slide plates, sliders, rubber bellows, cast die sets, retention bushings, retention bearings, retention discs, retention members, hard metal clipping punches, hollow round bars, hollow columns, sleeves, cage retainers, cases for test pins, tapered slide valves, small presses, ball inserts, ball guides, ball cages, plastic springs, plastic plates, coupling pins, load rings, strips, hole-punching and embossing units, punches, die plates, measuring pins, measuring pin holders, columns with middle collars, adapter screws, adapter pins, adapter pin bushings, plates, pneumatic conveyor belts, pneumatic transporters, precision gauge tapes, precision parts, precision flat and square steel, press consoles, prism guides, profile clipping punches, test pins, test pin holders, test pin cases, transverse profiles for conveyor belts, rectangular ejectors, rectangular column blocks, rectangular stamps, ring brackets, ring bolts, roll cages, roller slides, round springs, round bars, columns, column blocks, column frames, dirt strippers, piercing die bushes, clipping punches, clipping punch retention plates, quick-change clipping punches, quick-change frames, helical compression springs, collar adapter screws, flat head screws, safety flanges, sintered guide bushings, special column frames, clamping elements, clamping spigots, special springs, steel plates, steel column frames, stands for conveyor belts, punch guide bushings, strip guide bolts, pilot pins, composite plate systems, elevators, plate springs, support bolts, support hooks, support screws, support rods, lifting lugs, overrun blocks, shaped profile bars, universal load rings, urethane springs, urethane plates, locking screws, square punches, square bars, hollow square bars, four-column frames, roller attachments, roller strips, low-maintenance sliding elements, exchangeable guide columns, tool superstructures for follow-on composite tools, tool sliders, tool quick-change frames, angle strips, load rings, centring pins, centring units, dual-column frames, cylinder head ejectors, cylinder head punches, cylinder screws, cylinder pin bushings, cylinder pins, cylinder pin loosening tools; mechanical handling apparatus for gripping, holding, removing, for translatory and/or rotary movement and/or for transporting workpieces and/or loading and unloading machine tools; elements for the aforesaid handling apparatus, namely, grippers, linear motion units and/or rotary units; gantry robots for machine tools, machine parts for automaton and robotics, in particular short stroke units, translation units, linear axles, rotation units, electric motor-driven modules and grippers; flush-mounted rotary indexing tables; numeral control rotary tables; electromechanical rotary indexing tables; electric rotary tables as parts of machine tools