one hundred pc Brand new and excessive qualityType: Compression SpringWire Diameter: 0.8mm(0.031")Material: Stainless SteelColor: Silver Description:Wire Diameter: 0.8mm/0.031".Package Content: 10pcs x Compressed Spring.Advantage: Spring metal presents nice mechanical properties with greater corrosion and heat resistance than song wire.Note: General use spring kit tools etc. Can not be used outdoor.Material: Made of Alloy spring steel , aspects excessive elasticity and nice precision, installed small length and generate stable force.Package included: 10Pcs Compression SpringsNote:1. There is a 2-3% difference consistent with guide measurement. Please verify the scale closely before you buy the item.2. Please word that a slight coloration difference must be applicable because of the gentle and screen.