This series of machine is suitable for drilling, boring and rolling the center hole of shaft parts (hydraulic cylinder, air cylinder, steel pipe, drilling tool, etc.). Drilling adopts BTA processing method; PLC control system and touch screen; The rotary seal of the oil pressure head adopts the newly designed oil leakage proof structure, and can effectively absorb the vibration of the bar of cutting tool; The cooling system is equipped with an oil tank on the ground.