Cgshop-Compressed Spring 0.5mm Compression Spring Wire Dia 3mm to 12mm Stainless Steel Micro Small Compression Spring, 10-20pcs, Good Elasticity and More Durable(10mm,12mm 10pcs)
The spring is made of rust-resistant steel, which prevents rust in humid environments and has strong acid resistance, antioxidant properties, and corrosion resistance.
It is widely used for the repair of fountain pens, household appliances, electric motors, factory machinery, lawn mowers, and the like.