Precise joint lines with ease: Achieve accurate, clean sealant and adhesive beads quickly using dedicated fixers for sealant nozzles and adhesive nozzles. User-friendly design: Easy to use with no professional skills required; features a nozzle finder for quick setup. Durable construction and components: Made from ABS plastic and iron for long-lasting performance; includes a tool for refilling sealant nozzles and a positioner for sealant nozzles. Reliable daily-use build: Built to withstand regular use and maintain performance; supports fixers and accessories for sealant nozzle filling and positioning. Use scenarios - Tile joints in bathrooms or kitchens: apply neat, consistent sealant lines around tiles. - Sealing around windows, doors, or automotive trims: create uniform beads for professional-looking results. - General DIY projects requiring clean sealant lines: handy for any project needing precise bead application.