Cube Knurled Brass Insert Nuts (Pack of 10)

Precision brass insert nuts with a knurled surface, perfect for heat-setting into 3D printed parts. Designed for strong, reusable threads in PLA, PETG, ABS, and more.

• Material: High-quality brass 
• Available Sizes: M2, M3, M4, M5, M6 
• Design: Deep spiral knurled surface for superior pull-out resistance 

• Size Format: ID × L × OD

  • ID (Inner Diameter): Matches the thread size (e.g., M3 ≈ 3mm)

  • L (Length): Total height of the insert

  • OD (Outer Diameter): External diameter with knurling
    

• Installation: Heat-set into plastic or press-fit
• Applications: 3D printing parts, plastic enclosures, mechanical assemblies