This product is a soldering iron tip, made of solid materials, safe and . It can last for a long time without being easily damaged. The product is an excellent heat set insert tool that can bring you more convenience, allowing you to have comfortable experience. Features -Color:Golden -Material:Brass -Size:4.00X0.40X0.40cm/1.57X0.16X0.16in -Suitable for both diy and professional 3d printers, this hot melt nut installation tool is versatile and adaptable to a wide range of printing needs. -With its streamlined design, this soldering iron tip simplifies the nut installation process, saving for users. -The exceptional performance and durability of the 936 soldering iron head ensures that this tool will last for many printing projects to come. -The user-friendly design of the Heat Set Insert Tip makes it easy for even novice users to achieve professional results. -Manufactured with professional technology to ensure the product can work for a long time. Package list: 1 x set of tips