This heat set insert is made of solid material, which can withstand use. Features the copper material, which has high durability, not easy to deform. Suitable for a wide range of applications, these Embedment nuts are versatile and practical. Features -Color:Golden -Material:Copper -Size:0.60X0.60X0.60cm/0.24X0.24X0.24in -These heat set insert are made of embossed brass with internal thread, ensuring durability and reliability. -The nut inserts are heat-embedded, providing a secure and tight fit. -With their unique design of knurled, these Embedment Nuts add of elegance to any project. -Perfect for various applications, these 3D printed brass nuts are a must-have for any DIY enthusiast or professional. -Adopts precision production to the stable characteristics and high reliability. Package list: Nuts