This machine is designed to stamp letters, numbers, and symbols in all kinds of name plate, tag, label, sticker, and any other identifying flat plates of all materials such as mild steel, stainless steel, aluminm,copper, brass, plastic. It can be also used for marking small parts such as key. Product Specification Automatic character spacing: The carriage table automatically move to next marking point after each stamping, assuring correct spacing and alignment. Marking depth and character space can be adjusted. Marking Characters: Letters(A-Z), Figures(0-9), Symbols(&/ c .,-) Character size(Height): 1.5mm, 2.0mm, 3.0mm, 4.0mm,5.0mm Marking area: 150mm x 123mm x 17mm(H)