Introducing the M5x20 Hex Screw with Spring Washer—a compact, purpose-built fastener designed to keep assemblies tight in the face of vibration and movement. This single-part solution pairs a hex-drive screw with a spring washer, delivering secure mounting without the hassle of sourcing compatible washers separately.

• Precise size and drive: M5 diameter, 20 mm length, with a hex (Allen) drive for controlled, precise tightening and reduced cam-out in tight spaces.
• Integrated locking action: The included spring washer adds friction under load to help resist loosening when equipment experiences vibration or dynamic forces.
• Convenience and compatibility: Ready-to-use in standard M5 threaded holes, eliminating the need to pair a washer with the screw for many applications.
• Versatile use cases: An excellent choice for electronics enclosures, hobby projects, DIY furniture assembly, brackets, and frame assemblies where space is limited and reliability matters.
• User-friendly installation: Designed for straightforward tightening with common tools, making it suitable for both professional builds and home workshops.

Specifications: M5 x 20, hex drive, includes spring washer. Compatible with standard M5 threaded holes across metal, plastic, and composite assemblies where space and vibration resistance are a concern.

Practical applications and scenarios

• Secure electronics enclosures and panels where panel-to-frame integrity is critical.
• Hold together robotics or 3D-printer frames, brackets, and cross-members in compact layouts.
• Assemble light-to-medium duty furniture components that benefit from a locking fastener to deter loosening over time.

Tips for optimal use: select the correct driver to fully engage the hex socket, ensure the washer sits flush against the mating surface, and tighten to a snug fit to achieve proper clamping without over-torquing threads.