A tool making a press type toothpaste shell reusable is characterized by comprising a clamping jaw mechanism, a locating mechanism and a handle mechanism, wherein the clamping jaw mechanism comprises a clamping jaw platform, clamping jaws are arranged on the clamping jaw platform, the front end of each clamping jaw is provided with a clamping hook, the inner side of each clamping jaw is provided with a jaw hook, a locator of the locating mechanism is arranged on the lower side of the clamping jaw platform of the clamping jaw mechanism, the lower portion of the locator is provided with a jaw rod of the handle mechanism, a cavity is arranged in the jaw rod, and a jaw handle is arranged at the lower end of the jaw rod. According to the tool making the press type toothpaste shell reusable, the clamping hooks and the jaw hooks at the front ends of the clamping jaws on the clamping jaw platform are evenly arranged in the gap between a suction plug and the toothpaste shell of pressed type toothpaste through the locator; when the jaw handle is pressed, the clamping hooks can enter the portions above the one-direction jaws, and the jaw hooks clamp the suction plug; when the clamping handle is rotated, the one-way jaws are clamped; after the jaw handle is pressed and rotated, the jaw handle is pulled outwards, and then the one-way jaws and the suction plug can be pulled out of the toothpaste shell, and simple-package toothpaste is conveniently fed into the toothpaste shell, and then the one-way jaws and the suction plugs are plugged into the toothpaste shell; and, in this way, the pressed type toothpaste shell is reusable, saves money and is environmentally friendly.