This tool is designed for cracking and shelling nuts such as chestnuts, walnuts, hazelnuts, and white truffles. It serves as a practical daily tool for families and a timesaving aid in bakeries, restaurants, candy shops, and similar settings. The design accommodates nuts of different sizes and features sturdy claws and shell grips that secure the nut during cracking. The tool is built to withstand pressure. The sawtooth edge grips shells effectively, allowing reliable cracking of various nuts and crustaceans. An ergonomic handle design provides safer use and reduces manual effort. It is flexible, easy to operate, portable, and simple to clean. The antislip handle improves control and helps prevent slipping during use. Use scenarios: In a home kitchen to crack and shell nuts for cooking, baking, or garnishes. In bakeries, restaurants, or candy shops to quickly prep nuts for recipes or toppings. In seafood or gourmet settings to crack crustacean shells as part of ingredient preparation.