Rajeev Metal Industries offers Spring Calipers and Dividers. Rajeev Metal Industries is an ISO 9001: 2000 certified company. The Spring Calipers and Dividers fall under the category of Calipers & Number Punches. These are made from carbon steel and are polished or auto black finish. Spring Calipers and Dividers consist of heat treated points and quick adjusting spring nut for quick and positive adjustments.