About This All-in-one tool:This single device combines the functions of an epoxy gun dual component, caulking gun, and sealant gun. It works with fillers, structural epoxy, and panel bondc repair adhesives. The package includes 3 silicone caulking tools + 3-in-1 caulk remover Dual component design:This caulk gun is specially crafted for 400ml dual-component cartridges (supports 1:1 & 2:1 mix ratios), making it a professional-grade epoxy applicator. Whether you’re working with epoxy, urethane, or acrylic adhesives, it ensures steady dispensing—perfect for matching the precision of an epoxy gun dual component Versatile adhesive gun for multi-surface bonding: Ultimate solution for panel bonding adhesives, fiberglass repairs, sound dampening materials, and general caulking. Trusted by auto shops, builders, and diyers Professional caulking guns standard – built for heavy-duty use: Crafted to meet the standards of professional caulking guns, it features a reinforced metal frame and smooth-push rod. Unlike lightweight tools, it withstands high-thrust tasks, making it a go-to for professionals in auto repair, construction, or structural bonding High-thrust caulking gun: Patented thrust mechanism delivers smooth, precise material flow without switching modes. Minimizes hand fatigue during sealant application, epoxy injection, or gap filling