surface grinding machine: 1) precise ball bearing for spindle. 2) Bring transmission by synchronous belt 3) CE standard Surface grinding machine main functions:1,Adopt the exceeding precise class7(P4 level) ball bearing for spindle.2,Bring transmission by synchronous belt,operating simple and convenient.Technical ParametersUnitsM618AMS618AMax.workpiece to be Ground( L×W×H)mm500×190×335500×190× ...