ca Product Description Floats assist the user in preparing the concrete surface for troweling, or if the float (rough) finish is desired, floating is the final operation. Magnesium floats are recommended for use with air entrained concrete. Amazon. From the Manufacturer Floats assist the user in preparing the concrete surface for troweling, or if the float (rough) finish is desired, floating is the final operation. Related items include finishing trowels, edgers, groovers and bull floats. Concrete Trowel Marshalltown Magnesium Straight 16" Beveled End Float MacDonald Industrial Suppl Concrete Float 18 inch Magnesium Hand Floats - Elite Crete Ltd We offer low prices every day and discounts on box quantities. Related items include Finishing trowels, edgers, groovers and bull floats. Comfortable handle is positioned to give the tool perfect balance