- Easy Tip Change : Compatible with standard 936 soldering iron tips, this product efficiently handles M2, M3, M4, M5, M6, M8, and various hot melt nuts or inserts. Quickly switch tips to match your project needs. - Durable Material : Made from high-quality brass, these heat-set inserts ensure optimal thermal conductivity. Experience worry-free operation without the risk of jamming or damaging plastic components during use. - Versatile Applications : Perfect for 3D printing, this solution enables you to embed hot melt nuts or insert nuts into plastic parts effortlessly. It adds flexibility and functionality to your printing projects, enhancing your design capabilities. - Efficient Design : The threaded soldering iron adapter allows for swift tip adjustments without needing to completely unscrew the iron. This feature increases your productivity and keeps your workflow uninterrupted. Whether you're a hobbyist or a professional, this soldering solution combines reliability and ease of use, making it an essential addition to your toolkit. Ideal for 3D printing applications, it provides the convenience and performance you need for successful projects.