Features 1、Engineering Plastic Body: The main gun body is made of engineering plastic material, with high hardness and good toughness, not afraid of falling, extremely prolongs the service life. 2、Precise Lead Screw: The moving parts are made of precise stainless steel lead screw, which pushes 0.75mm per rotation, precisely control the amount of tin. 3、Ergonomic Design: The handle trigger is ergonomically designed, which can fit the curve of the finger, easy and effortless to tin. 4、Matte Appearance: The solder gun is one piece molding, has high strength, the appearance is beautiful, easy to store. 5、Main Purpose: This gun is used to fill liquid or paste products and solve your welding difficulties and uneven application problems. Specification Item Type: Solder Paste Glue Extruder Material: Engineering plastic, stainless steel Features: One piece molding, ergonomically, metal shaft, convenient storage, high strength plastic, precise lead screw Application: Circuit board motherboard repair Use: Filling liquid or paste products such as solder paste, flux, solder oil, solve your welding difficulties and uneven application problems Package List 1 x Solder Paste Glue Extruder