Inner hole tolerance control within H7 precision, high concentricity, strong locking
EG12.9 high rigidity screws, smooth fastening, nickel plated
The position of the cup head is handled with arc chamfering to prevent scratching fingers during installation
The main body of the product adopts special oxidation treatment, effective surface treatment, can increase the service life of the product
Good integrity, integrated molding, high torque tolerance, seamless shaft and sleeve links