Treatment of materials by sheet metal forming, stamping and punching, custom manufacture of standard elements being molds for third parties, namely, cutting punch, bushings, dowel pins, dowel pin bushings, ejector pins, ejector sleeves, measuring pins, guide pins, centering discs, mold cores, tool holders, hot runner mold parts, turning parts, milling parts, grinding parts, centering units, guide elements, guide pins, guide bushings, retainer punch plates, retainer bush plates, drilling guide...