Product features

  • This two-part tool for the alternator allows the easy dismounting and mounting of the alternator pulley for the purposes of pulley replacement or alternator repair. The alternator is blocked by means of a 10 mm XZN multispline insert; simultaneously, the pulley retaining screw on the shaft is released/tightened. The tool is available as a 1/2" socket key with a XZN – M10 bit and as a 1/2" socket key with a TX50 bit.

More About Product


1/2” internal 4-pointTX profileZX profileDo not use with pneumatic, electric or cordless toolsLifetime warranty

CodeDimensionDiameterLenghtLenghtweight-- prazen stolpec -- 
620225M 1023.811375178
620948TX 5023.811375176
* Images of products are symbolic. All dimensions are in mm, and weight in grams. All listed dimensions may vary in tolerance.

Usage (pictures)

  • Surface protection

    Tools are made of excellent steel improved composition. Several models come with additional chrome surface protection.
  • Ergonomic handle

    With ergonomic handles and a specially designed grip, surface Unior pliers provide maximum comfort at work and high efficiency with minimum strain.
  • High precision

    With their perfect design and technological superiority, Unior automotive tools ensure a high precision hold in any instance of general or dedicated use.