DIY Supplies : MetalworkingMaterial : SteelUsage : IndustrialLoad Type : CompressionStyle : SpiralProduct DescriptionModel: Y-type Compression SpringMaterial: 65 Manganese Steelspecification: Wire Diameter x Outer Diameter x Lengthe.g: 1.2x8x305mm; means Wire Diameter=1.2mm Outer Diameter=8mm Length=305mm