Aviation plugs are marked with "1", "2", "3", "4", "5", "GND". "1", "2", and "3" are connected to the inverter (U, V, W), and "GND" is connected to the inverter ground. )
Power: 2.2kw (1HP=0.735w)
Voltage: 220V/380V
Current: 7.8A
Frequency: 0-300Hz
Speed: 0-18000rpm
Jump close: less than 0.01mm
Bearing type: 2*7005C P4,1*7002C P4 (4 ball bearings)

Main application: Carving wood, PCB, PVC, PMMA, plastic, two-color board (ABS) and other non-metals, and also can carve soft metal surfaces such as gold, silver, copper, aluminum, and lead.
Please note that this is a woodworking spindle, which can only be used for woodworking and aluminumwork, not for steelwork.