6000 Joker Ratcheting combination wrenches, Imperial, 5/16", x 144 mmHigh quality, imperial, combination ratchet wrench by Wera. Everything that a wrench has to be able to do. And a whole lot more. Faster, better, stylish. Yes, a real Joker. The new generation of combination ratchet wrenches. Suitable for hexagon socket screws, bolts or nuts. Comes with