... on bodywork of motorcycles,nameplates,connecting rods,engines,mechanical parts,machine tools,metal pipe,gear,pump,valve,fastening ... on bodywork of motorcycles, nameplates ,connecting rods ,engines ,mechanical parts ,machine tools, metal pipe, gear, pump, valve, fastening pieces ... (or customized) Min Character: 1×1mm (character size controlled by software) Marking Speed: 3-6 characters/second Marking ...