A C-clamp is a versatile tool used to hold objects tightly together. It consists of a C-shaped frame with a screw mechanism that allows for adjustable pressure. C-clamps are commonly used in woodworking, metalworking, and construction to secure materials while cutting, drilling, or assembling. These clamps come in various sizes and materials, making them suitable for different tasks. They are often used in conjunction with other tools, such as saws and drills, to ensure precision and stability during projects. Proper use of a C-clamp can enhance safety and improve the quality of work.