The maximum number of names of musical instruments carved out on pencil leads is 21 and this record was set by Lekshmi Ramachandran (born on September 7, 1994) of Thiruvananthapuram, Kerala. She carved out the names of various musical instruments including Santoor, Bansuri, Tanpura, Violin, Sitar, Ghatam, Sarangi, Veena, Harmonium, Tabla, Pakhavaj, Shankha on 21 different pencil leads, as confirmed on August 19, 2020.