Performance: PowerfulCNC Drilling& Milling machine; AC servo, three axes moving continuously; SIEMENS 802C CNC control system; Line roller guide and ball bearing lead screw for three axes; Transducer spindle speed stepless; Pneumatic tool mounting and dismounting; Spindle taper bore BT40 (7:40); Rigidity tapping; Auto lubrication.Main Technical Data: SpecificationModelUnitPTZK50Max.drilling diametermm50Max.tapping diameterM36Max.feed resisting forceN15000Max.spindle torqueN·m300Spindle taper boreBT40 (7:24)Power of main motorkw3.7Spindle speed stepsTwo steps with Step less (VF)Spindle speed ranger/min50-316,316-2000Area of worktablemm600 x 4500 (separate three pieces 3 x1500)Distance from spindle end to the surface of worktablemm200-700Feed power for three directionsXkw2 (1EK7083-5,16Nm)Y1 (1EK7063-5,11Nm)Z2 (1EK7083-5,16Nm)Max.travel for three directionsXmm4450Y600Z500Feed rate for three directionsXmm/min0.005-1000Y0.005-1000Z0.005-800Rapid moving speed for three directionsXmm/min3000Y6000Z800Control methodAC servo,three axes moving continuouslyControl systemSiemens 802CLubrication methodAuto lubricationMachine dimension (L x B x H)mm6675 x 2365 x 2440Net weight (about)kg4500