M2 Brass Insert Nuts - 120pcs M2x4x3.2mm Heat Set Insert Nuts

Key features

• Heat Set Threaded Inserts | Anti-Spin Design: Spiral knurl & serrated flange ensure 360° anti-rotation grip. These Insert Nuts are critical for 3D printer motor mounts, CNC parts, and robotic joints
• Optimized for 3D Printing & Prototyping: Heat Inserts set in 3-5 seconds with a soldering iron (150-200°C), apply to 3D printing in PLA/PETG/ABS applications: extruders, drone frames, RC cars, and custom enclosures
• High Thermal Conductivity: Brass alloy in these Brass Threaded Inserts for Plastic offers 2X faster heat transfer than steel (prevents plastic bubbling). Corrosion-resistant, non-magnetic, and EMI-safe for electronics/marine use
• Precision 120pcs M2×4×3.2: Metric Brass Knurled Nuts with M2×0.4 thread×4mm L×3.2mm OD
• Multi-Material Compatibility: These Embedment Nuts Brass work in Plastics (Nylon, PC, POM; walls ≥4mm), Wood (Plywood, MDF, Balsa), and Composites (Carbon fiber, Resin, Fiberglass)

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