Mechanical products have very good heat resistance. The surface is normal within 150°c, and the suitable working environment temperature is -10°c ~ +50°c This air-cooled spindle is suitable for woodworking, aluminum and some soft metals, and can be used with a variety of milling cutters 4 steel ball bearings, model C7002 If the ambient temperature is in the normal range and the surface temperature of the spindle is within 150 degrees, it can work continuously without interruption. the maximum speed of this spindle is 0-24000rpm, which is all possible within this range, Manufacturer: LLOOPK