corresponding drain the various components of the present invention and the manner in which they interrelate will be described in greater detail hereinafter the handle component 20 of the present invention is defined by a first end 22 and a second end 24 furthermore the handle component 20 is defined by an exterior surface an interior surface and an interior area the handle component 20 in general constitutes a means for delivering pressurized air into the forward portion of the device to accomplish this the handle component 20 includes an aperture formed within its second end 24 over this aperture a one way valve 26 is positioned this one way valve 26 allows air to flow from the interior area of the handle component 20 and does not allow air to flow into interior area of the handle component furthermore a piston 28 is positioned within the interior area of the handle 20 a cylindrical rod 32 is coupled to one of the ends of this piston 28 for the purposes of driving the piston along the internal area of the handle component the rod 32 extends through the first end 22 of the handle component 20 at the opposite end of the rod 32 is a user engageable knob thus the user may manipulate the piston 28 through the length of the internal area of the handle component 20 by way of the rod thus upon a rearward stroke.