uxcell Knurled Insert Nuts - 200Pcs M4 x 0.7mm Female Thread Brass Threaded Insert Embedment Nuts for 3D Printer;
uxcell Knurled Insert Nuts - 200Pcs M4 x 0.7mm Female Thread Brass Threaded Insert Embedment Nuts for 3D Printer

Made of bass material.
Featured with heat resistance.
Used on injection moulding for tightly fixing.
No need to counterbore or countersink the boss hole because the insert has guide pilot.

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Made of bass material.
Featured with heat resistance.
Used on injection moulding for tightly fixing.
No need to counterbore or countersink the boss hole because the insert has guide pilot.


  • [M4 Metric] - Thread Diameter: M4; Pitch: 0.7; Outer Dia: 5.3mm; Length: 4mm.
  • [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.
  • [M4 Metric] - Thread Diameter: M4; Pitch: 0.7; Outer Dia: 5.3mm; Length: 4mm.
  • [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.

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