The Sudarshana Chakra is a divine discus, attributed to Vishnu in the Hindu scriptures. The Sudarshana Chakra is generally portrayed on the right rear hand of the four hands of Vishnu, who also holds the Panchajanya (conch), the Kaumodaki (mace), and the Padma (lotus).
Iconography of the Sudarshana Chakra upon a temple wall
Sudarshana Chakra depicted as Chakratalvar who is an ayudhapurusha and a fierce aspect of his owner Vishnu
Chakra in a 13th-century-CE metal Vishnu icon
18th century bronze representation of the Sudarshana Chakra at Asian Civilisations Museum, Singapore.
Kaumodaki is the gadā (mace) of the Hindu deity Vishnu. Vishnu is often depicted holding the Kaumodaki in one of his four hands; his other attributes are the chakra, the conch and the lotus. The gada is also found in the iconography of some of Vishnu's avatars.
Kaumodaki in the right upper hand of a seated Vishnu, medieval sculpture currently in Mathura museum
Kaumodaki as Gadadevi, personified as a woman
Vishnu holds the Kaumodaki in his lower right hand; 5th century.