... mark data, series number & bar code automatically.6. Available for data communications, networkingApplication scope and material: l Automobile Parts: Pistons ... : Bearings, Gears, Standard Parts, Motors, etc.,l Instrument : Panel Signs, Nameplates, Precision Equipment, etc.,l Hardware Tools: Knives, Tools, Measuring Tool ... .youku.com/v_show/id_XMjE4MzAzNTMy.html l Laser Engraving Machine for 3D inner