SupplyFX-12CNC Numerical Control Centerless Grinding Machine 1.Machine Body: The machine body and major components are made of high-grade cast iron FC-30, cast in one piece. 2.Spindle System: The spindle adopts Taiwan Jianchang brand and is made of SNCM-21H alloy steel. 3.Adjusting Wheel Transmission System: The adjusting wheel spindle is driven by a Delta servo motor, with a speed control range of 0-250rpm (digitally controlled) and adjustable speed settings. 4.Spindle Circulating Oil System: The spindle automatic lubrication circulating oil (advanced spindle oil 10#) and the oil pressure trimming device use the same oil pump, with an external oil tank.