Using the exterior wall caulking tool is simple and straightforward. Begin by applying a bead of caulk along the desired area. Then, use the tool to smooth and spread the caulk evenly, ensuring a clean finish. The tool's spatula design allows for precise application, making it great for both small touch-ups and larger projects. Its lightweight construction makes it easy to handle, reducing fatigue during extended use. Features -Color:Multi -Material:Nickel-chrome alloy steel, plastic -Size:19.00X5.00X1.60cm/7.47X1.97X0.63in - compatibility: this tool works efficiently on a variety of surfaces and materials, great for both builders and diy enthusiasts -Sharp and comfortable: featuring a sharp head and an ergonomic handle, it allows for easy and efficient removal of glue and debris - durability: constructed from nickel-chrome alloy steel, plastic materials, it is built to last and resist deformation, ensuring reliable performance over time - work: the finely crafted head is designed for precise edge trimming, enhancing the accuracy and quality of your work -Extensive usability: ideal for home improvement, construction projects, car repairs, and more, this tool is versatile and highly functional Package list: 4 x caulking tools