... machine suitable for building models, logo industry, schools, enterprises and institutions CE steel engraving cnc machine QL-6090Characteristics: 1, ... is suitable for building models, logo industry, schools, enterprises and institutions use. Machine ModelQL-6090X.Y working area600*900mmZ ... , (4)German high precison ball screw with two nuts and imported guide(5)Ncstudio control system, (6)The spindle ...