- The sealing nozzle attaches easily to the sealing tool set and can be used for filling and trimming joints in bathrooms, kitchens, water tanks, doors and sinks and more. It operates smoothly, making repairs easier and more practical. - Includes 14 nozzle sizes: 5 mm, 6 mm, 7 mm, 9 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, 28 mm, 30 mm. It comes with 8 connection bases (4 kinds of base adapters with different functions, 2 for each), 4 scrapers, and an extension rod. This complete configuration meets a wide range of filling requirements. - Ingenious design: This sealing tool set is used for filling and trimming joints in bathrooms. The sealing nozzle applicators have a 45 degree mouth design, which makes it easy to achieve a sealing effect, and uneven surfaces become smooth and neat after filling, faster and more efficient. - Durable materials: Sealing nozzle applicators are stainless steel. The caulking tool is strong, reusable, rust-proof and wear-resistant.