... and rotary encoderadvantage:1,the high precision digital readout is specialization design,elegant appearance ,high speed of numeation,multy function2 ... wear-resisiting,good shield.3,independent power,widely used,high stabilization,capacity of resisting disturbance well4, the power source ... and type of the lathe for our digital readout and linear scaleMilling machine NO 2 700*350Milling machine NO 3 800* ...