Marble cutting cnc router 1.Good quality Spindle 2.High speed and cheap price 3.DSP, USB, Servor 4.CE&ISO, warranty 1 year BD- ... double motor ensures stable performance of machine.3,High precision rack gear transmission ensures high accuracy , fast speed and strong power.4,Imported ... -selected brand pars minimize breakdown rate.6,Configured with water tank and automatic cooling water supply system.7, ...