Heat insert M3x4.55x5.74 pack of 50

SIZE - M3: Height (mm): 5.75, Insert hole (mm): 4.0, a total of 50 pieces. Made of high quality brass, corrosion-resistant, heat-resistant and oxidation-resistant, hard and durable, ideal for long-term use. The spiral design ensures fast, stable insertion. Good positioning effect and won't destroy the plastic. QUICK ASSEMBLY - Insert into the hole, heat the threaded insert with a soldering iron. After heating, press the threaded insert in. Then cool down and tightenscrews. The press-in nuts can easily be inserted by ultrasound or heat (soldering iron).

The threaded nuts are designed for thermoplastics such as PLA, PETG, ABS, PPS, PP. Suitable for use in most 3D printer parts.