Product Name: Compression Spring
Free length: 0.2 inches (5 mm)
Spring Size (Outer Diameter): 0.2 inch (4 mm) (OD)
Wire diameter: 0.01 inch (0.3 mm)
Main Material: Alloy Spring Steel
Package included: 50pcs x Compression Springs
Made of alloy spring steel, it features high elasticity and high precision, it can be installed small and generated strong force.
Spring ends are closed and polished flat (square) for efficient power transfer and reduced chance of tangling.
Alloy spring steel provides superior mechanical properties with better corrosion resistance and heat resistance than piano wire
General purpose spring equipment tools, etc.