Mechanical Work Warning Sign - Safety Symbol for Maintenance Hazards #2077032 (License: Personal Use)

The image displays a universally recognized safety symbol: a yellow equilateral triangle with a thick black border, containing a black pictogram of a clenched hand gripping an open-end wrench. This icon signals that mechanical operations, repairs, or adjustments are in progress, and unauthorized personnel should stay clear. It is commonly used in industrial, automotive, and facility maintenance environments to prevent accidents during servicing.

This image is typically used on safety signage, equipment manuals, training materials, and workplace hazard communication systems. It matches user intent for identifying or understanding mechanical work warnings, complying with OSHA or ISO safety standards, or designing safety protocols.