wlertcop M4 Threaded Inserts 120pcs 3D Printing Brass Nuts M4x6x6 Brass Heat Set Insert Female Threaded Inserts for Automotive Plastic Shells Gold

• Premium Material: This M4 heat set insert is made of quality brass, sturdy, rust-proof, temperature-resistant, good thermal conductivity, and improve your work efficiency. Exceptional durability and high resistance to breaking or deformation make them a reliable choice for various applications.
• Practical Thread Insert Set: You will get 120 pieces of 3D M4 printing brass nuts, thread, 6mm width, and 6.0mm length.This combination can be applied to thread reinforcement of 3D printed parts, enabling repeated disassembly of 3D printed parts.
• Practical Design: Brass Heat Set are designed with high-precision threads, smooth and burr-free surface, ensuring balanced high tightening and loosening torque and high pull-out force, which can be easily installed on the 3D printer and fit perfectly.
• Easy to Install:The opposite spiral-shaped knurled nuts provide a balanced high tightening torque, ensuring a stable connection. The 3D printing brass nuts with full knurled patterns can perfectly match with your 3D printers.
• Wide Application: These M4 threaded inserts can be inserted into PA, PC, PLA, ABS, etc.These inserts find applications in 3D printers, electrical molding machines, automotive plastic shells, and laptop molds. Their versatility ensures compatibility across a wide range of materials.

Specification: Color: brass color Material: premium brass Product Size: as show in the detail picture Size: 4mm inner diameter, 6mm in length, 6mm outer diameter Net weight: 80g Package details: 120 x knurled brass nut Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between different monitors, there may be a slight color difference existed.