Connecting square according to DIN 3120 - A 12.5, ISO 1174, with ball lock, Internal square drive to DIN 3120 - C 12.5, ISO 1174, with ball retaining groove, 2C reversible ratchet 1/2", lever for reversing clockwise/anticlockwise direction, push-button release, fine-toothed, oval head, dual-material handle for ease in handling, for sockets, Socket 1/2", hex, metric, short, as per DIN 3124, ISO 2725, Spark plug insert 1/2"with pressed-in retaining rubber, Spark plug insert 1/2"with pressed-in retaining rubber and additional drive hexagon, Socket extension 1/2", T-handle with slider 1/2", design according to DIN 3122, ISO 3315, Cardan joint 1/2", screwed joint, design according to DIN 3123 - C 12.5, Convertor/slider 3/8" x 1/2" for driving sockets and screwdriver bit sockets, Ring-MaulschlC