sourcing map knurled Insert Nuts, 100Pcs M3 x 0.5mm Female Thread Brass Threaded Insert Embedment Nut for 3D Printers

[M3 Metric] - Thread Diameter: M3; Pitch: 0.5mm; Outer Dia: 4.1mm; Length: 3mm. [Material] - Made of brass material, high hardness and durable. Provides good mechanical properties with increased corrosion and heat resistance [Feature] - It can be installed into a plastic matrix by ultrasound or heat during the injection molding process. [Easy to Install] - The knurled insert nut has a guide, so no countersink is required. The surface is smooth, firm and even, and easy to install. [Application] - Can be widely used in 3D printing injection molding to achieve tight fixation.