The stainless - steel trowel features a 0.7mm thick polished stainless - steel blade. The right - handed notches are well - suited for tile laying operations. The aluminum shank, combined with an ergonomically designed handle, ensures that users won't easily feel fatigued even after extended use. Its no - rivets construction reduces wear and tear, enhancing durability. The grout float consists of an aluminum back plate, a pure rubber gum face, and a plastic handle, enabling even application of grout and creating a smooth, flat surface. The heavy - duty medium - density grout sponge has excellent water absorption and cleaning capabilities, and it won't easily deform or tear during use, allowing for quick removal of excess grout.The set includes three different sizes of notched trowels, suitable for various tile sizes and mortar thicknesses. The 9.5" x 4" rubber float is flexible to operate and easy to clean. Two 7.5" x 5" x 2" grout sponges assist in completing the construction process.