Material: stainless steel Package List 14*Stainless Steel Caulk Nozzle 1Perfectly fill and seal cracks: The 45° muzzle design can easily soothe and fill cracks without causing chaos and uneven surfaces. 2 Multiple sizes: It has different sizes, which can easily meet your needs. Easily fill and seal the cracks while getting rid of the chaotic and uneven caulking work 3 High quality: Made of high quality stainless steel, it has anti-rust and anti-corrosion properties. 4 Wide range of uses: The caulking tool set can be widely used for filling and finishing the joints of kitchens, bathrooms, water tanks, doors, windows, kitchens, bathrooms, water tanks, and sinks. 5 Good sealing: an ideal auxiliary tool for all sealing operations. The caulking tool set is easy to clean and reuse. When it comes to caulking, these tools are perfect for getting the work done