The Wera 8000 C SB Zyklop Ratchet is square ½" drive and has a rotating mass design and a handy free-wheel sleeve for faster work progress. There is a swivelling ratchet head which lock positions can be changed from  0°, 15°, 90° right and left; at 0° as well as having the ability to be used as a conventional screwdriver. It has a return angle of 5° and a simple push button release. There is a fine-pitched tooth design and a Multicomponent Kraftform handle for maximum comfort and torque.