Usage Tips:Features: Discover our Universal American Key Blank, fit a wide range of locks and perfect for quickly crafting spare keys.<br> Make from zinc alloy, this key blank is resistant to wear and corrosion, ensuring precise cut for smooth and reliable operate.<br> For homeowners, property managers, and professional who frequently need key replacements.<br> Suitable for use in homes, offices, and retail stores, providing a convenient key solution for everyday life.<br> Enhances your security and convenience with this essential addition to your collection.<br> Specifications: Material: Zinc Alloy<br> Diameter: About. 0.368cm/0.14in<br> Package Includes: 1pc Handcuff Keys<br> note: Please allow 1-2cm errors due to manual measurement.<br> Due to difference between different monitors, the picture may not reflect the item actual color.