Threaded Brass Inserts for 3D Printing Projects These threaded brass inserts are designed to enhance the strength and durability of 3D printed parts, providing a convenient and professional alternative to captive nuts. Features: High Quality: Made from durable brass for reliable performance. Strong Bond: Tapered design with small fins ensures a strong bond when melted into place using a soldering iron. Versatile Design: Facilitates easier reprinting of individual components, saving time and cost. Multiple Sizes: Available in M2, M2.5, M3, M4, M5, and M6 with specific dimensions for each size. Easy Installation: Insert into slightly smaller printed holes and melt in place for secure connections. .