A set of 20 pieces of brass threads (called inserts), designed to be placed in finished 3D prints. It allows you to create easy and durable connections of finished prints without the need for troublesome threading. Assembly is done by heating, for example, with a soldering iron tip, and then pressing the threads into the model. Kitchen's ORIGINAL CNC threaded inserts for 3D printed parts (PLA, PETG, ABS, etc.), PRECISELY CNC machined and high quality brass alloy without lead and cadmium, EASY ASSEMBLY using a soldering iron. The arrowhead temperature is the printing temperature of the respective filament +10 °C