INDUSTRIAL BOY Heat Set Threaded Insert, Brass Inserts - Heat Set Inserts for 3D Printing, Plastic Parts & Prototyping | Metric Knurled Nuts for Secure Fastening (M3 x 4 OD x 3 L - 100 Pieces)

INDUSTRIAL BOY Heat Set Threaded Insert, Brass Inserts - Heat Set Inserts for 3D Printing, Plastic Parts & Prototyping | Metric Knurled Nuts for Secure Fastening (M3 x 4 OD x 3 L - 100 Pieces)

• 🔩 Precision M3 Threaded Inserts: High-quality brass heat set inserts with an M3 internal thread, 3mm length, and 4mm diameter—perfect for securing components in 3D printing and plastic parts.
• 🔥 Effortless Heat Installation: Designed for easy embedding using a soldering iron or ultrasonic insertion, these knurled nuts provide a strong hold in thermoplastics like PLA, PETG, ABS, PP, and more.
• 🔒 Superior Grip & Durability: The opposing spiral knurling enhances torque resistance, ensuring firm retention and preventing pull-out under stress—ideal for industrial, hobby, and prototyping applications.
• 🏆 Premium Brass Construction: Corrosion-resistant brass offers exceptional conductivity and long-lasting performance, making these inserts perfect for high-strength fastening needs.
• 🛠 Versatile Applications: Ideal for securing 3D-printed parts, plastic casings, electronics enclosures, drones, robotics, and mechanical assemblies—optimized for Anycubic, Prusa, Creality, and other 3D printers.