Compression Spring 0.5mm Wire Diameter, 5x20mm Outer Diameter, Gray, 10 Pack, Spring Steel, Built For Small Gears And DIY Projects, Durable Machinery Part For Precision Mechanisms

Compact Springs 0.5mm Wire, 5x20mm OD, 10 Pack
✔️ 0.5mm wire, 5x20mm outer, gray, 10 pcs, spring steel

These compression springs are gray and built from tough spring steel, sized 5 mm outer diameter and 20 mm long, with a 0.5 mm wire diameter (0.02 in). They’re a solid choice for small gear assemblies, robotics, electronics housings, and DIY projects where space is tight. They resist heat and wear and fare well outdoors too.

✅ Material: Spring steel with high hardness and anti-oxidation
✅ Wire diameter: 0.5 mm (0.02 in)
✅ Outer diameter: 5 mm (0.2 in)
✅ Free length: 20 mm (0.79 in)
✅ Pack: 10 pieces

💡 What is a compression spring used for in small mechanical assemblies? A handy component for applying controlled force in tight spaces. - Handy for gear tension and contact force in compact gear systems - Useful in DIY projects, micro robotics, and precision mechanisms - Spring steel offers heat and wear resistance for longer life - Flat-ended coils provide stable load characteristics