To make a serrated edge or to cut something into a serrated shape.

दांतेदार बनाना

English Usage: The craftsman decided to serrate the edges of the wood for a better grip.

Hindi Usage: कारीगर ने लकड़ी के किनारों को दांतेदार बनाने का निर्णय लिया ताकि बेहतर पकड़ मिल सके।