DescriptionDIY Supplies : MetalworkingMaterial : Stainless SteelOrigin : Mainland ChinaCertification : NONELoad Type : CompressionOuter Diameter : 4mmWire Dia. : 0.2mmlength : 5mm-50mmDescribe:DIY Supplies : Metalworking Item Compression Spring Material 304 Stainless Steel Finish Plain Length 5-50mm Outside Dia. 4mm Wire Type Round Wire Dia. 0.2mm End Type Squared and GroundNotice:1. Due to manual measurement, please allow an error of 0.1-0.3mm.2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.If you have any questions about this product, please feel free to contact us. We will reply to you as soon as possible.Thank you very much for your support. happy shopping Satisfaction GuaranteeOur first priority is to provede you with an easy,pleasant,and anxiety-free shopping experiencewe try our best to give a clear,candid,and complete description of our products and their conditionswe are always ready to help if you have questions or encounter a problem ,but if for any reason you arenot satisfied with a product or service please do not hesitate to contact usIt is very impottant to us that you have a positive & 5 star transaction with us.please contact us promptly before you leave us negative feedback.we weill try our best to resolve you problem.If I am not online,please leave your message,we will reply you once we log in.we reply every message except we have not get your message.Refundwe accept refund if product not as decribedIf the goods are damaged.Please provide photos.We can give you a full refund.Or send you a new itemIf the product is lost. Or the wrong number. If we make a mistake. We accept partial refund compensationServicesAfter receiving the payment. We will send the goods within 12 hours