... cut on wood, acrylic electric spindle for cnc1. 3.5 kw aircooling, 18000rpm2. aircooled3.for cnc router use, engrave or cut ... on wood, acrylic,stainless steel, aluminium, brass ane etc . 4 .comes with spindle collets , ... connections .Actual weight : 10 kg . Transport: by air or by ocean .Moq: 1set electric spindle for cnc