✅【Parameters】Power: 1.5KW, Voltage: 220V AC, Current: 5A, Frequency: 400HZ, Speed: 24000RPM, Cooling: Air-cooled; Runout off: Less than 0.01mm, Precision tapered bore: Less than 0.005mm, Bearing lubrication: Grease, Collet size: ER11, Bearing: 4PCS. ✅【High precision P4 grade bearings】The motor adopts four P4 grade high-speed bearings, which can effectively guarantee the machining accuracy of the spindle. Meanwhile, the dynamic balance high precision nut and collet are selected to better ensure the spindle precision. ✅【Square air-cooled spindle】With its own cooling fan, the cooling is strong and efficiently reduces the heat generated by high-speed rotation, thus increasing the life of the motor. ✅【High concentricity and precision】The shell is made of high quality aluminium alloy, which increases the cooling efficiency by 20% and dissipates heat faster. Imported bearings ensure durability while greatly improving product running efficiency. ✅【Applications】Suitable for solid wood, PVC and acrylic and other materials industry in the field of engraving and cutting, especially suitable for use in CNC woodworking advertising engraving machine and other equipment. Model GDZ80-73-1.5 Brand Name RATTMMOTOR Unit Count 1.0 Count Part Number GDZ80-73W15-HU Manufacturer RATTMMOTOR