The invention discloses a punch for decoration. The punch comprises a barrel body, a sleeve and a feeding device, wherein the sleeve is fixedly installed on the right end of the barrel body, the feeding device is installed in the barrel body, an external thread section is formed on the periphery of the right end of the sleeve, a regulating sleeve is installed on the external thread section in a thread fit mode, a cover barrel is rotatably installed on the right end surface of the regulating sleeve, a funnel hole is formed in the side wall of the cover barrel, a dust collecting pipe is fixedly arranged on the outer side wall of the cover barrel and is located on the lower end of the funnel hole, a dust collecting bag is installed on the lower end of the dust collecting pipe, a dust collecting fan is fixedly installed in the dust collecting pipe, the feeding device comprises a sliding frame which is installed in the barrel body in a sliding mode and a push rod which is fixedly installed on the left end surface of the sliding frame, the left end of the push rod passes through the barrel body, a push handle is fixedly installed on the tail end of the push rod, chutes which extend from left to right are symmetrically formed in the upper and lower parts of the barrel body, a driving motor is fixedly installed in the sliding frame, a rotating shaft is fixedly installed on an output shaft of the driving motor, and a drill is detachably installed on the right end of the rotating shaft.