Types of Keys - Vintage and Modern Key Silhouettes for Design & Reference #3289172 (License: Personal Use)

The image displays eight black key silhouettes arranged in two rows of four, illustrating diverse key styles across history and function. Top row features vintage designs including a hexagonal-bit skeleton key, heart-shaped bow key, double-bit key, and a decorative three-lobed bow key; bottom row shows modern variations such as a standard house key, a high-security dimple key, a circular-bow key, and a complex bitting key. Each silhouette highlights unique bow shapes and bitting patterns critical for identification and design use.

This image is commonly used on security blogs, locksmith service pages, graphic design resource sites, or educational content about lock mechanisms and key evolution. It serves users seeking visual references for key types, iconography, or illustrative assets for UI/UX, infographics, or print media.