













Door lock spring Dijier fingerprint lock TC5 TC6 self rebound password lock physique spring lock core accessory three gap torsion springWire diameter: 1.2mmOuter diameter of large hole:11.5mmInner diameter of enormous hole:8.8mmSmall gap inside diameter:5.3mmSmall hole outer diameter:8mmPackaging quantity :4pcsMaterial: 65MnSurface treatment: High temperature quenchingUsage: Used for lock cylinder accent springs. Lock tongue go back spring


QWQER Express,
USPS,
DHL