Features Automatic grouting: The electric mortar grouting gun supports automatic grouting, which ensures stable flow and greatly improves efficiency. Four-piece nozzle: There are 4 nozzles with different specifications, and the easy replacement makes grouting the mortar easier. Better Application: Allows application in home decoration, door installation, window installation, wall construction, seam filling, etc. Made of good steel: The cement mortar gun with 2-layer seal design is made of high quality steel material, leak-free and durable for long time use. Easy to use: Due to its compact size and light weight, the mortar cartridge gun is very convenient to use. Specification: Item Type: Electric Mortar Caulk Gun Material: steel Package list: 1x Electric mortar caulk gun with nylon housing 4 x Nozzle 1 x Handle or 1 x Electric Mortar Caulking Gun with Metal Body 4 x Nozzle 1 x Handle Package List 1 x Electric Mortar Grout Gun with Nylon Casing 4 x Nozzle 1 x Handle