8mm- 40mm Diameter Alloy Steel Compression Die Spring Brwon Length 20mm - 250mm
● Length: 20mm - 250mm. ● Colour: Brown. ● Material: Alloy Steel. ● How to Use: Put the Spring into the Pre-holes or Set It into the Outside of the Support Rod. ● Features: High Temperature Resistance/Long Life/Good Toughness/Anti-Fatigue.