200/100pcs M3 Thread Knurled Brass Threaded Heat Set Heat Resistant Insert Embedment Nut for 3D Printer Voron 2.4 M3x5x4

Description

M3 Brass Knurled Threaded Inserts Nuts 3mm x 4mm/5mm Heat Set Insert Nuts for Plastic 3D Printing Automotive Electronics

📏 Multiple Size Options

• Perfectly suitable for 3D printing, plastic injection molding, automotive electronics, DIY crafts, medical devices and other fields, meeting diverse fastening needs.

📦 Wide Application Scenarios

• Unique knurled and twisted texture design, which enhances the grip with plastic materials, effectively preventing pull-out or rotation after installation, greatly improving connection stability.

🔄 Knurled & Anti-Slip Design

• Polished surface with no burrs or sharp edges, easy to install and won't scratch plastic parts or your hands during operation, delivering a professional finished look.

✨ Burr-Free & Smooth Finish

• Precision machined threads with uniform pitch and smooth surface, providing secure and tight connections, effectively preventing loosening and ensuring reliable fastening.

🧵 Clear & Precise Threads

• Made of high-quality brass with excellent corrosion resistance, thermal conductivity and mechanical strength, ensuring long-term durability and stable performance in various environments.

🛠️ Premium Brass Material

• Available in 3mm inner diameter, with 4mm/5mm length options, compatible with most standard M3 screws, easy to match different project requirements.