1. Using 65MN steel wire, high toughness, copper electroplating on the surface of the spring, anti-corrosion and anti-rust, anti-compression shrinkage, rebound in seconds, repeated pressing and durable 2. All metal keychain, one-piece molding, simple and generous 3. Scope of use: keychains, bag pendants, car key accessories, etc. 4. Material: zinc alloy 5. Size: about 4.8 x 2.3cm 6. Features: high hardness, no rust, no fading, durable
