WTKZ is the enterprise which research and manufacture the super precise bearings for machine tools and motors specially. WTKZ carry out the ISO and the latest national standard.We play high attention on the bearings from the material cutting to the final service after sales. The whole process are in the control by the upper office.The quality is improving steadily and quickly.The precision of the bearings we manufactured can attain P5,SP,P4,UP class,someones even could be P2 class.They are widely applied...
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