IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-2-33605 Original Research Paper A comparative evaluation of cavosurface angles achieved using a self designed instrument between operators with different experience: An in vitro study. Arora Dr. Sonali Kapoor Dr. Dulari Parekh Dr. February 2021 10 2 01 02 ABSTRACT