Specification Brand : Bclla BulletPoint1 : Made of steel material not easy to rust, more durable. BulletPoint2 : Can be used in many occasions, such as production and assembly, experiment, research and development, maintenance, etc.. BulletPoint3 : Material: Carbon steel BulletPoint4 : wire diameter=0.4mm; outer diameter=2/2.5/3/3.5/4/4.5/5/6mm BulletPoint5 : length=5/8/10/12/15/20/25/30mm Color : 3.5mm ExternallyAssignedProductIdentifier : 6928929191231 ItemName : Bclla Zkenyao-Spring 30pcs 0.4 Wire Small Spring OD 2/2.5/3/3.5/4/4.5/5/6mm Compression Pressure Springs Length(5/8/10/12/15/20/25/30mm), More Durable (Length : 25mm, Outer Diameter : 3.5mm) ItemPackageQuantity : 1 ItemTypeKeyword : compression-springs Manufacturer : Bclla Material : Carbon Steel NumberOfItems : 1 PartNumber : Bclla ProductDescription : 0.4mm Small spot spring wire micro spring Material:Carbon steel(If you need stainless steel,please contact us) wire diameter=0.4mm outer diameter=2/2.5/3/3.5/4/4.5/5/6mm length=5/8/10/12/15/20/25/30mm ProductSiteLaunchDate : 2021-08-28T01:30:41.332Z Size : 25mm UnitCount : 1