The Agastat 7000 series STD21Y-Z marker is a vital accessory for efficient cable identification in any industrial setting. Featuring a durable snap-on design, this marker is compatible with cable diameters ranging from 11 to 15.5mm (.433 to .61 inches), providing a secure and reliable fit. The sleek black legend "Z" is prominently displayed for easy visibility, ensuring accurate labeling. Perfect for high-volume applications, this marker is suitable for use with various wire and cable types. Keep your workspace organized and streamline maintenance tasks with the STD21Y-Z marker. A must-have for any professional in need of top-quality labeling solutions.