Complete Combination: The package contains 16 different sizes of caulking nozzles including 5mm, 6mm, 7mm, 9mm, 10mm, 12mm, 13mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 30mm, and 35mm, along with 6 connection bases. This well-thought-out and comprehensive set meets various sealing and filling needs. Stainless Steel Construction: The caulking nozzles are made of stainless steel, offering resistance to corrosion and wear. They are strong, durable, reusable, and rust-resistant for long-term use. Wide Application Range: This caulking nozzle set is suitable for use in bathrooms, kitchens, water tanks, doors, windows, sinks, and other areas requiring sealing or joint finishing. Easy to Use and Store: The nozzles can be easily attached to a caulk gun. Lightweight and compact, they are simple to store and transport, making them practical and convenient for both professional and home use. Smooth Sealing Performance: Designed to help achieve a clean and even application, this tool ensures smooth and consistent caulk lines for a professional finish on various surfaces. Specifications: Item Type: Caulking Nozzle Applicator Set Material: Stainless Steel, Plastic Gross Weight: 210g (7.4oz) Nozzle Sizes: 5mm (0.20in), 6mm (0.24in), 7mm (0.28in), 9mm (0.35in), 10mm (0.39in), 12mm (0.47in), 13mm (0.51in), 14mm (0.55in), 16mm (0.63in), 18mm (0.71in), 20mm (0.79in), 22mm (0.87in), 25mm (0.98in), 28mm (1.10in), 30mm (1.18in), 35mm (1.38in) Uses: Home decoration, wall base treatment, seam sealing Package Includes: 16 x Caulking Nozzle Applicators 6 x Connection Bases