Features: The connecting seats accessories are suitable for glass glues, sealant, ceramic tile epoxy adhesive, structure adhesive and various silicones sprays sealing sprayer, which meet the filling requirements of different distance angles and can have better sealing performances. Our seam filling nozzle is designed in a 45 degree mouth shape to meet the needs of any gaps in daily. The sealing nozzle is make of Stainless Steel and Plastic, Wear-resistance, nonstick brush, nondripping. 22 pieces: this package contains 16 different sizes of sealing nozzles with 5/6/7/9/10/12/13/14/16/18/20/22/25/28/30/35mm, with 6 connection base. This combination can meet your different filling requirements. Joining tool can be widely used in bathrooms, kitchens, water tanks, door and window, frame sealing, outdoor wood houses. Specifications: Materials: Stainless Steel and Plastic Size: As Shown in the Picture Package Includes: 16Pcs Nozzle 6pcs Base 4Pcs Cleaning Brush note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.