This mechanical counter project demonstrates the integration of fundamental mechanical principles with a compact and functional product design. By utilizing rotating digit drums, indexed motion, and a carry-over mechanism, the system provides an accurate and reliable method for counting events without relying on electronic components. The design emphasizes precision in mechanical movement, durability of components, and clear visual readability of the displayed numbers, ensuring dependable operation in practical applications. Overall, the project reflects the effective application of mechanical engineering concepts and 3D modeling skills to develop a robust and efficient mechanical counting device suitable for industrial and mechanical systems.