Wera Metric Socket/Bit Driver Set (39-Piece Set)Wera Metric Socket Bit Driver Set (39 Piece Set) Combination tool consisting of a ratchet, bits, sockets and holder in a minimum of space. Ideal as a universal companion for a whole host of screwdriving applications. High quality bit holder with Kraftform Plus handle for pleasant, ergonomic working that prevents blisters and calluses. Hard gripping zones for high working speeds whereas soft zones ensure high torque transfer. Mini ratchet for rapid