Application: 1/2" square sockets as well as for 1/2" adaptors with square drive, with ball locking device Design: Fine-tooth mechanism with 72 teeth for a return angle of only 5°; switch lever for convenient change of direction; secure socket locking function Handle:Multi-component Kraftform handle for optimum pressure and tensile loads, handle end designed for connection of Zyklop Hybrid extension 8797 C