Karcher K3 *EU High Pressure WasherPressure washer K 3 You can always count on the K 3 pressure washer: The trusty assistant is well suited to light dirt on smaller garden surfaces and patios, garden furniture, cars, etc. With the K 3 pressure washer, dirt is a thing of the past. Thanks to its 6 metre long high pressure hose, the washer is perfect for occasional use around the home and gives a sparkling shine to small garden surfaces and patios, as well as garden furniture and cars.