12-piece set, in a pouch; 1 Wera Bit Ratchet Zyklop Mini 1, drop-forged full steel design, suitable for 1/4" hex bits as per DIN ISO 1173-C 6.3 and E 6.3 and Wera series 1 and 4; can also be used with 1/4" sockets by using the Wera socket adaptor 870/1; 1 universal bit holder (100 mm) with stainless steel sleeve, retaining ring, and strong permanent magnet; 10 bits, tough, for universal use