Abstract: Disclosed herein is a snap-lock device for securing and pivotally supporting a hammer or other similar tool from the user's waist belt. The device is comprised of a pad support which is suspended from the waist belt, an open ended tool support which is pivotally mounted on the pad for carrying the tool and a pair of spring biased tool retention gates which are mounted on the open ends of the tool support loop for rapid lateral entry of the tool into the tool support loop and securement of the tool therein.