Made of carbon steel body with metal handle, durable, high hardness. Come with a grouting tool, 5 nozzles (flat and round) and adhesive tape. The replaceable plastic nozzle can be cut to fit the actual size of your project. The design of the metal and non-slip handle fits your hands highly, giving you a more comfortable feeling of use. Automatic electric design, detachable muzzle, and funnel shaped charging port, makes it more convenient and flexible to use and easy to operate. The caulk gun can replace manual joint filling construction, which doubles the work efficiency. See more product details Made of carbon steel body with metal handle, durable, high hardness. Come with a grouting tool, 5 nozzles (flat and round) and adhesive tape. The replaceable plastic nozzle can be cut to fit the actual size of your project. The design of the metal and non-slip handle fits your hands highly, giving you a more comfortable feeling of use. Automatic electric design, detachable muzzle, and funnel shaped charging port, makes it more convenient and flexible to use and easy to operate. The caulk gun can replace manual joint filling construction, which doubles the work efficiency.