Brass Hex Standoff Spacer Female to Female M2–M5 | 5–50 Pcs

JARBLUE Brass Hex Standoff Spacers – Female to Female

Keep your PCBs, electronics projects, and metalworking builds neatly separated and securely mounted with these precision-machined brass hex standoff spacers. Available in metric sizes M2, M2.5, M3, M4, and M5 and in quantities from 5 to 50 pieces, these hollow hexagonal pillars are an essential fastener for hobbyists, engineers, and professionals alike.

Why Choose These Brass Standoffs?

• Premium Brass Construction: Naturally corrosion-resistant, non-magnetic, and highly durable — ideal for electronics enclosures, PCB mounting, and precision assemblies.
• Female-to-Female Threading: Hex socket drive style accepts machine screws on both ends, making installation and stacking effortless.
• Multiple Size Options: Available in M2, M2.5, M3, M4, and M5 thread diameters to suit a wide range of applications.
• Flexible Quantities: Order as few as 5 or up to 50 pieces — perfect for one-off prototypes or larger production runs.
• Hexagonal Profile: Easy to grip and torque with a standard wrench or socket tool, ensuring a secure, stable fit every time.
• Hollow Pillar Design: Lightweight yet strong, with a clean internal channel for easy screw-through assembly.

Specifications

• Brand: JARBLUE
• Material: Brass
• Thread Sizes: M2, M2.5, M3, M4, M5
• Style: Female to Female (Hex Socket, Flat Head)
• Screw Type: Machine Screws
• Package Quantity: 5–50 Pcs
• Customizable: Yes
• Made in: Mainland China

Common Applications

• PCB (printed circuit board) mounting and stacking
• Raspberry Pi, Arduino, and DIY electronics enclosures
• Motherboard and computer case assembly
• 3D printer frame construction
• Metalworking and precision mechanical assemblies
• RC model and drone chassis builds

Related Products You May Need

Looking for more fasteners and hardware? Check out these related items from our store:

• 10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips
• 12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset
• 10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals

Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: What thread sizes are available for these brass hex standoff spacers?

A: These brass standoff spacers are available in five metric thread sizes: M2, M2.5, M3, M4, and M5. This range covers the most common PCB and electronics mounting requirements, as well as general metalworking applications.

Q: Are these standoffs compatible with standard machine screws?

A: Yes. The female-to-female hex socket design is fully compatible with standard metric machine screws in the corresponding thread sizes (M2, M2.5, M3, M4, or M5). Simply thread your machine screw into either end for a secure, stable connection.

Q: Can I stack multiple standoffs together?

A: Absolutely. The female-to-female threading on both ends makes it easy to stack and extend standoffs using a standard machine screw as a connector, giving you flexible height adjustment for your PCBs or mounting assemblies.

Q: How many pieces come in a pack?

A: You can choose between 5 and 50 pieces per order depending on your project needs. This flexibility makes them suitable for both small prototype builds and larger batch production runs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.