
The Brass Heat-Set Insert is designed specifically for thermoplastic materials. Using a heated soldering iron tip, the insert melts into the plastic substrate, and the straight knurl pattern provides strong retention after the plastic solidifies. A fast, reliable, and repeatable installation process.
| material | CZ121 Free-Cutting Brass |
| size | M2 to M8 / #2 to 5/16" |
| thread Type | Metric ISO / UNC |
| pressure | N/A |
| temperature | -40°C to 200°C |
| finish | Natural Brass |

Knurled brass threaded insert for strong threads in plastic and wood.

Brass insert designed for ultrasonic welding installation in thermoplastics.

Cold-press brass insert for thermoset and reinforced plastic materials.

Self-tapping brass insert that cuts its own thread during installation.