A century of excellence for the next millennium
Unior, the European hand tools producer, is a synonym for reliable, high-quality, and functionally designed hand tools around the world.

• Due to its traditional quality, the Unior trademark is popular with both professional and amateur craftsmen.
• For adjusting plastic bolt on the end of Shimano Hollowtech II cranksets
• Strong magnet on the back of the wrench for easy storage and placement
• Can be used by hand or with a 13mm wrench
• European made and lifetime warranty