Meet the Hex Socket Head Screws with blue and white zinc plating and nuts after-sales spare parts package — M3*20, K023. This compact kit is designed to simplify maintenance and upgrades across your projects, delivering dependable fastening with a clean, professional finish.

• Precise M3 x 20 fasteners: compact 3mm-diameter bolts with 20mm length, ideal for thin panels, electronics enclosures, and lightweight frames.
• Allen drive for secure torque: hex socket head provides flush seating and a reliable, tool-friendly turn for consistent clamping.
• Blue and white zinc plating: dual-tone finish offers corrosion resistance and easy color-coding to keep assemblies organized, especially in multi-part builds.
• Includes nuts for a complete fastening solution: no need to source matching nuts separately — this package pairs screws with compatible nuts for immediate use.
• After-sales spare parts package: designed for ongoing maintenance and future repairs, so you’re never caught short on hardware during critical projects.
• Versatile, from hobbyist to professional: suitable for 3D printers, robotics, electronics enclosures, DIY furniture, and small mechanical assemblies.

What you can expect in practice:

• Reliable clamping in lightweight structures without protruding heads that snag on components.
• Color-coded assembly options you can trace across your build, improving workflow during multi-step projects.
• Effortless compatibility with standard M3 nuts and washers, ensuring a broad range of operational scenarios.

The M3*20 K023 kit is a smart addition to any toolkit, a practical choice for professionals who want ready-to-use spare parts and hobbyists who value durable, easy-to-work-with hardware. Keep a spare set on hand to speed up repairs, upgrades, and project iterations — your future self will thank you.