A special tool for tightening or loosening screws. It consists of several inner hexagonal sleeves and one or several upper sleeve handles. The inner hexagonal edges of the sleeve are arranged in order according to the bolt model and can be selected according to needs.

1. Product Features

*Made of high-grade chromium molybdenum steel material.

*Manufactured according to German specifications (DIN standand 3121&3129).

*Adopting standard heat treatment process, with lifelong warranty.

Usually in metric socket size, non-standard sockets in English or various specifications can be customized