2PCS Custom Small Steel Extension Springs Thin Long Flexible Coil 0.6mm Wire Diameter 3-10mm Outer Diameter 1000mm Length

High-concerned chemical：None isCustomized：Yes Model Number：Extension Spring Load Type：Extension Style：COIL DIY Supplies：Metalworking Material：Spring Steel Origin：Mainland China Specification：8x4.2x0.4mm Certification：NONE Use：Industrial Wire Diameter：0.6mm Out Diameter：3-10mm Free Length：1000mm

High-concerned chemical: None isCustomized: Yes Model Number: Extension Spring Load Type: Extension Style: COIL DIY Supplies: Metalworking Material: Spring Steel Origin: Mainland China Specification: 8x4.2x0.4mm Certification: NONE Use: Industrial Wire Diameter: 0.6mm Out Diameter: 3-10mm Free Length: 1000mm