Mascot folding spring is mainly used in automobile clutch and attached to clutch torsional shock absorber, which plays a role in mitigating impact. Material: stainless steel, carbon steel, alloy steel, other metal materials - copper, aluminum, musical instrument metal string. Minshuo mascot spring standard parts account for 30% of the products, and non-standard customization accounts for 70% of the products. Welcome to call and customize.