기능

• The PB Rainbow Wrench has a color that allows you to determine the size of the wrench at a glance. In addition, the special powder coat makes it rust resistant.
• The edges are lightly rounded so you can easily insert the wrench into the threaded hole.
• The wrench has a five-digit production number that can be traced back to the manufacturing process at the raw material stage.
• It has a very high hardness of HRC59 and is made to be tough, so it has excellent friction resistance, durability and can apply high torque.