※ Made by cold forging of Cr-V steel, with excellent comprehensive mechanical properties;
※ Three-layer mirror electroplating of nickel-nickel on the product surface;
※ Design of Tesi drive arc inner corner, stronger locking force and not easy to slip;
※ It is recommended to be used in combination with Tesi 12.5mm series ratchet wrench and socket accessories for better effect and longer service life;
※ The comprehensive performance index of the product exceeds or meets ASME B107.5M - 2002 Socket Wrenches, Hand (Metric Series) of the United States.
