A water jet having a housing with a first attachment means having a first side, a second side opposite the first side, an inner side, and an outer side an entrance slot accessible from the inner side and extending along the inner side a distance between the first side and the second side a retaining path extending along at least one-quarter of the circumference of the first attachment means from the entrance slot, the retaining path for retaining a second attachment means and a retainer located at a juncture between the entrance slot and the retaining path for removably retaining the second attachment means within the retaining path, wherein the retainer is movable from a locked or retaining position to an unlocked or releasing position and back and a sleeve rotatably mounted within the housing, the sleeve having the second attachment means, the second attachment means being a protrusion extending radially outwardly from an outer surface of the sleeve, wherein when the retainer is in the locked or retaining position, with the second attachment means within the retaining path, the retainer prevents the second attachment means from exiting the retaining path without the retainer being moved into the unlocked or releasing position.
