Scott's Select Endo Explorers are manufactured for optimal results and precision. The DG-16 is the most popular general endodontic explorer for endodontic applications. Strongly recommended by dentist and endodontist. This explorer is used to locate calculus deposits, tooth surface irregularities, defective margins on restorations, decalcified areas and carious lesions. It is a perfect instrument for locating and opening of small canal orifices for an Endodontic procedure.