120 Pcs 3D Printing Brass Heat Set Inserts Knurled M3x5.7x4.6Mm For Secure Embedding In Plastic Parts Laptops Automotive Shells And DIY Projects With Strong Grip And Heat Resistant Performance
✔️ M3 thread, 5.7x4.6mm knurled brass heat-set inserts
These knurled brass heat-set inserts are designed for secure embedding into plastics, creating durable threaded holes for screws in 3D-printed parts, laptop shells, automotive housings, and DIY projects. They heat-set into tapered holes with controlled heat or molding to form strong, long-lasting threads.
✅ 120 pieces knurled brass heat-set inserts for secure embedding
✅ Thread size M3, outer diameter 5.7 mm, insertion depth 4.6 mm
✅ Knurled full-pattern grip for strong torque resistance
✅ Withstands temperatures above 300°C (572°F) for hot plastics
✅ Compatible with PC, PA, PLA, ABS, PETG and laptop/auto housings
✅ Easy to install by heating into tapered holes or via injection molding
💡 What is a heat-set insert used for in plastic assemblies? This handy guide covers the basics for handy projects.
- They embed by heating into plastics, creating a permanent threaded bore
- Handy for mounting components in 3D printed enclosures, laptop shells, and automotive plastics
- Brass knurling provides reliable grip and resistance to loosening under vibration