This is a hot-melt hot-pressed nut made of copper material. It has the characteristics of high hardness, rust-proof, wear-resistant, strong and practical. It can serve you well and bring you an excellent experience. It has a reasonable design, high efficiency and practicality, and can be firmly fixed. It can be installed in a threaded tapered hole by ultrasonic or heating, which will meet your needs well.Features- Color:Golden.- Material: Copper.- Size:0.60X0.45X0.50cm/0.24X0.18X0.20inch.- Preferred copper materials, good quality, safe, durable and practical.- The design is scientific, solid and practical, and can be easily added to 3D printed parts.- The screw thread is accurate, the drawing force is strong, the anti-rust is practical, and the texture is excellent.- Fine workmanship, efficient and practical, with good working performance, can better serve you.- Excellent value for money, you can buy this simple and practical hot melt nut at an affordable price.