1/2", 3/8", 1/4" and 3/4" Square Drive 
Six -point offer a more positive location , particularly on worn and rounded nuts, but require a one-sixth turn to engage the next point of the socket.
Type                     Size                    Overall Length                 Weight each                  Order code    
Metric                   8mm                         36                                       50g                           KEN-582-7346K

Order code will be requested