Core samplers are specialized tools used to collect cylindrical samples of soil, sediment, or other materials from the ground. These samples, known as cores, help scientists and engineers analyze the composition and structure of the subsurface layers. Core samplers can vary in design, including hand-held versions for shallow sampling and larger, mechanized versions for deeper exploration. The collected cores provide valuable information for various fields, such as geology, environmental science, and civil engineering. By studying these samples, researchers can assess soil quality, understand geological formations, and evaluate potential sites for construction or resource extraction.