Wera Tools - 6002 Joker Double open-ended wrenchesHigh quality, metric double spanner from Wera: Everything a wrench can do and so much more. Faster, better, more beautiful. A real Joker! The new generation of double open ended spanners. For hexagon screw heads and bolts. With holding function by a metal plate in the mouth, which reduces the risk of losing screws and sockets. With its extra hard teeth the exchangeable metal plate in the mouth secures screws and sockets and reduces the risk of