Our surface treatment offers hardening, "revenu", various thermic treatments, nickel plating, gilding, rhodium plating and circular serigraphy in diameters from 12 to 30 mm. Equipment: 1 hardening furnace, 1 "revenu" furnace, 1 screen printer, galvanic chain with 2 nickel baths, 1 3N gold bath and 1 rhodium bath.