Wera’s Jokers are wild! Wera 05020340001 / 020340 Self-Setting Double Wrenches 2PC Set. Joker Auto – Self – Setting Double Wrench 2PC Set, (XS/S and M/L) w/Wrench Roll – (020340) 6006 Series. Compatible with Imperial (SAE), Metric and Vintage British Standard Whitworth large size hex hexagon nuts and bolts: 7-10, 10-13 (metric) or 1/4″-3/8″, 7/16″-8/16″ […]