Item Descriptions:-Stainless steel coil compression spring, waterproof, anti-rust, and durable in use.-1.2mm wire diameter, 12mm outer diameter, 50mm length.-Closed and flat ground spring ends to effectively transmit force and reduce the possibility of entanglement-Fine workmanship, uniform pitch, high strength, strong elasticity, stable and balanced force.-General use spring for toys equipment tools etc, can also used for a variety of household applications.Package:20x 1.2mmx12mmx50mm Compressed Springs(Note: Other accessories are not include.)Item Specifications:Type:Compressed SpringWire Diameter:1.2mm/0.05inchOuter Diameter:12mm/0.47inchLength:50mm/2.00inchMaterial:Stainless SteelColour:SilverQuantity:20Pcs