A float trowel is a hand tool used in construction and masonry to create a smooth finish on surfaces like concrete or plaster. It typically has a flat, rectangular blade made of metal or plastic, attached to a handle. The tool is designed to be used after the initial setting of the material, helping to level and compact the surface. Float trowels come in various sizes and shapes, allowing for versatility in different projects. They are often used in conjunction with other tools, such as trowels and screeds, to achieve the desired finish. Proper technique with a float trowel can enhance the durability and appearance of the finished surface.