Fashional and important key necklace. New design.This is the key which can open your success door. Very popular in market. Fashional and important key necklace* Tungsten Carbide Properties (always see precautions in FAQ)* Hardest metal on earth* Extremely scratch-resistant* 4x harder than Titanium* 5x harder than steel* 10x harder than 18k gold* Highest melting point of all metals 2780°C* 9 Mohs ...