AIR HAND DRILL HAVING DUST COLLECTING DEVICE

摘要

PURPOSE: An air hand drill is provided to allow a worker to perform the drilling work inn a pleasant working condition by automatically sucking chips and completely collecting the chips in a back filter. CONSTITUTION: An air hand drill comprises a drill body(10). A drill chuck(30) is coupled to the drill body(10) so as to support a drill(20). A main cap(40) is coupled to a front edge of the drill body(10). An auxiliary cap(50), which is screw-coupled to the main cap(40), is provided at a periphery portion of the drill(20) and the drill chuck(30). A suction tube(60) for sucking chips generated when performing the drill work is installed surrounding the drill(20) and the drill chuck(30). A vacuum guide member(80) is installed in a handle(70) formed below the drill body(10). A guide pipe(90) is inserted into an insertion hole(81) formed at a side of the vacuum guide member(80). An insertion hole(82) is formed at a center of the vacuum guide member(80) so as to receive a discharge guide tube(100) therein.