Heat-set brass inserts with knurled surfaces are pressed into 3D-printed parts to create strong, reusable threads. This is essential for assemblies requiring torque resistance,additionally,Threaded inserts are widely used in plastic components (e.g., housings, electronic enclosures) to reinforce weak materials and enable repeated assembly/disassembly. They are installed via heat staking or ultrasonic welding, ensuring durability and aesthetic finishes in automotive, telecom, and consumer goods
