Abstract: A new and improved disposable needle system includes apparatus for receiving/dispensing fluids such as body fluids, medicaments, vaccines and the like comprising a disposable needle assembly having a removable cap for protecting an open outer end of an elongated metal needle and a removable inner end cap for enclosing an inner end portion of the needle. The needle is provided with a threaded plastic mount fixed intermediate the ends and the mount is threaded into an aperture in a forward wall of a tube holder adapted to receive and support a hollow tube in communication with the inner end portion of the needle when inserted into the interior of the tube holder with the mount threaded into the aperture in preparation for use. The tube holder includes a needle mount engaging sleeve or wrench permanently affixed and rotatably mounted on the forward end of the holder.