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Knowledge of root canal morphology and variations is an essential factor to successful endodontic treatment. Presence of extra roots, canals, lateral canals, deltas etc., is commonly encountered. Maxillary second molar with two palatal roots or root canals is a rare dental anatomy. The purpose of this case report is to describe the successful endodontic management of a maxillary second molar with four root canals using a single reciprocating file system. The morphology is a typical characterized by two palatal roots with widely separated two orifices and canals. The tooth presented an individual mesiobuccal, distobuccal and two separate palatal roots.