9-piece set in robust fabric box Eight Zyklop sockets with 1/4" drive The integrated ratchet with fine teeth (80 teeth/return angle of 4.5°) simplifies and speeds up screw driving by eliminating the need to re-tighten the jaws The ratchet mechanism fully integrated in the handle enables convenient and pleasant work With toggle pawl for easy one-handed changing of working direction, clockwise and anti-clockwise Thanks to the ergonomic shape of the handle, it fills the ball of the hand well and the fingers settle securely in the softly rounded notches in the handle The entire hand gets a grip on the handle, preventing friction losses between hand and handle For 1/4" square sockets and 1/4" adaptors with square drive featuring ball lock