... and round guide rail to ensure accuracy3) Subdivision stepper motor with excellent performance, quick speed, stable operation, ... long and safe operation4) Frequency conversion water-cooling large power motor, low noise, even speed5) Humanistic design, the machine ... 6.0mmclamp8pcs water(air) -cooling pump1unit50w,135wspanner2pcs brush1pcs power cord1pcs USB cable1pcs software1pcsType3 English Ver. 5.3 w ...