The 3M™ Ball Marker makes the job of precisely locating underground facilities easier. The 3M EMS Ball Markers have a unique self-levelling design which provides an accurate, horizontal position regardless of how the ball is placed in the ground. Locatable range of up to 1.5 metres from marker to locator, and can be accurately located using a 3M™ Dynatel™ Locator.
The iD Markers can be programmed to include customer-specific information about the asset, such as the facility owner, conduit size, placement date, and other important details. The 1421-XR/ID Ball Markers are used in the Telecommunications industry. they are orange in colour.