Wera 8001 A 1/4" Square Drive Bit Ratchet, 60 Teeth Simple tool removal and storage Extremely robust and durable Suitable for 1/4 inch hex bits under DIN 3126-C 6;3 and E 6;3; ISO 1173 and Wera series 1 and 4; Wera Adaptor 870/1 for 1/4 inch sockets Drop-forged all-steel construction; fine-tooth ratchet mechanism; small return angle of only 6 degrees; forward and reverse switch Kraftform handle with proven Kraftform geometry provides perfectly shaped contact zones for your fingers; ergonomically designed ratchet head and handle