Standard House Key Illustration - Clear Technical Diagram #3053445 (License: Personal Use)

This black-and-white line drawing depicts a standard residential key featuring a hexagonal bow with two diamond-shaped cutouts for grip and identification, a flat blade with a double-sided shoulder, and a uniquely serrated bitting edge designed to align pins in a pin-tumbler lock. The simplified yet precise rendering highlights functional components without extraneous detail, making it ideal for technical documentation or instructional use.

Used on locksmithing websites, security product pages, DIY home repair guides, or educational resources explaining how mechanical keys work; targets users seeking visual clarity on key anatomy or lock compatibility.