Product Description HIGN SPEED PRECISION ENGINE LATHE C6240D-750MM/1000MM/1500MM Strong rigidity of whole unit Ultrasonic frequency quenching and microfinishing for machine body, hardness number over than HB400. Diameter of drilling spindle as 52mm, head face according to ISO-C6 Gear in main spindle box by precised grinding, with low noise 16 levels of rotary speed range as 19-1800rpm Head face of tool holder positioning with fluted disc, keeping in high resetting accuracy Self-actuating brake, overload protection Safe and reliable electrical components.