Triangle Size Precision : Expertly Crafted With Exacting Standards, Providing The Perfect Fit For A Wide Range Of Applications, Including Elevator And Switch Cabinet Locks. Corrosion-Resistant Metal : Made From High-Quality Materials, These Keys Are Built To Last, Resisting Corrosion And Maintaining Their Performance Over Time. Handy Wrench Functionality : Beyond Just A Key, This Set Also Serves As A Reliable Wrench, Offering Additional Utility In Tight Spaces Or Complex Jobs. Water Hydrant Key : Perfect For Handling Outdoor Faucets And Fire Hydrants, Ensuring You Have The Right Tool For Emergency Situations Or Routine Maintenance. Universal Valves Square Socket : Compatible With A Variety Of Valve Designs, Making It An Indispensable Addition To Any Tool Kit. Unleash The Power Of Versatility With Our Triangle Socket Spanner Key Set. Crafted With Precision And Durability In Mind, These Keys Are Not Only Aesthetically Pleasing But Also Functional, Designed To Stand Up To The Challenges Of Professional And Household Use. Embrace The Confidence Of Having The Right Tool At Hand For Every Job.