Firm durable, the long time use does not distort, the pointing accuracy is high. the international leading DSP pilot lever (may choose the Uygur great system), uses to the break point memory way, guaranteed may, in the accident (broke knife) or previous day in the situation processed. import ball bearing guide screw, first wife nut, import straight line square shape guide rail. the import frequency changer control uses the water cooling main axle electrical machinery which the import part assembly becomes, the noise is low, the life is long, maintains the cost to be lower.

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