400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components

描述

⚙️ Upgrade your build game with brass precision and heat-proof durability!

This 400-piece brass threaded insert kit features M2 to M6 sizes with high-precision threading and 45° knurling for superior grip and torque resistance. Designed to withstand temperatures over 300°C, these inserts are ideal for heat-set installation in 3D printed and plastic components. The kit is neatly organized in a labeled compartment box, ensuring quick access and efficient workflow for professionals working with thermoplastics and electronics.