Karcher 2.642-863.0 Dirt Blaster Wand Ideal for hard-to-clean surfaces Provides extra cleaning power for dirt, moss and mold on hard surfaces Patented rotating pencil jet, increases cleaning power up to 50% Get tough grime out of hard surfaces, cleans concrete, pavers, patios etc. Fits Karcher bayonet-style pressure washers use with Karcher K2, K3 and K5 units