Size: M3 Material: Brass Length: 3-40 mm Pack options: 10, 15, 20, 30, or 50 pieces Type: Hex brass standoff with male and female threading; motherboard standoff; copper color; threaded pillar; PCB column spacer Key benefits - Precise, reliable spacing between boards and components for clean assemblies - Durable brass construction with a copper finish for long life and corrosion resistance - Compatible with standard M3 hardware; available in multiple lengths to fit your project needs What it does - Provides sturdy, threaded pillars to mount PCBs, motherboards, or rack mounts securely - Serves as spacers to maintain controlled gaps and improve airflow in assemblies Practical applications - Mounting a motherboard or daughter boards inside computer enclosures - Prototyping and testing electronics projects that require consistent board spacing - Building rack-mounted or chassis-mounted electronics where PCB pillars and spacers are needed