Berntsen bronze concrete survey marker engineered for permanent ground control and boundary establishment. Solid unleaded silicon bronze construction, orbital formed without welding for superior durability.

Classic split-style "C" stem tapers to inverted "Y" design, flaring to approximately 3/4" (19mm) for secure anchoring in rock, concrete, or soil. 3½" domed head provides visibility and precise point definition. Corrosion-resistant alloy withstands field conditions and long-term exposure.