Hilitchi 460 Pcs M2 M3 M4 M5 Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit Embed Parts Pressed Fit into Holes for 3D Prints and More Projects

Well MADE AND QUALITYThese female thread brass knurled threaded insert embedment nuts are made of durable brass High strength without deformation abrasion and corrosion resistance and with beautiful and practical EXCELLENT WORKMANSHIPSmooth surface with no burr standard circular firm and uniform easy to install We meet all your needs Assortment kit or one specific size we have it all STRANDARD AND COMPLETE THREADDeep thread neat and clean not easy to strip during rotation stable and reliable Convenient operation good texture greatly improve your work efficiency A MUST HAVEThese heatset inserts can be widely used on the injection moulding for tightly fixing Can be installed by ultrasonic or heat into thread tapered hole or molded in during injection Also apply to circuit board assembly and in the field of electronics The plastic is formed around the brass insert It would be better to put something in the threads to keep plastic from melting into the center Using a normal soldering iron you could easily set them into 3D printed holes QUALITY AFTERSALE SERVICEIf you do not satisfy with our products or if you have any questions please feel free to contact us We would work out a satisfactory solution to your problem FREE REPLACEMENT or REFUND within 90days 12 hours response service