... 3.Voltage(v): 220/380 4.wood working,milling cnc router spindle:(1). Steel body is very stable and durable (2 ... More bearings, more precision, more durable.Main parameter of 3KW cnc router spindle: Spindle typeGDZ100-3Specification Φ100×220mm(Diameter: 100mm x Length: 220 ... x 27003C P4 x 1 LubricateGreaseColletER20Repair timebearing(half year),spindle(one year)Diameter100mmNet weight9KG good price 3KW ...