Air cooled cnc spindle for sale Full range of cnc spare parts, one-stop shopping here Air cooled cnc spindle is widely used on basic cnc router and nesting cnc router machines. Air cooled means the spindle motor is cooled by air via an electric fan which is mounted on top end of the spindle. Unlike water cooled spindle, the air spindle no needs connect to a water cycle. Also due to this point, the air cooled cnc spindle is better for cutting and milling than engraving jobs. Normally the air cooled cnc spindle kit is requested from these two purpose: 1) diy a cnc router 2) maintenance for a cnc router If you are looking for 6 pin connector for air cooled cnc spindle, please click 6 pin connector order guide Air cooled cnc spindle brand we provide: Changsheng(CS), HQD and all the other Chinese brands Available Power: 3.5kw, 4.5kw, 6.0kw, 7kw GDZ93X82-3.5 Technical Parameter 380V 3.5KW 300Hz 18000RPM 8.8A