Smallest spinning wheel

Jayant Natthuji Tandulkar (born on October 11, 1976) of Maharashtra, India, set a record for making the smallest spinning wheel. He made a spinning wheel (measuring 3.20 mm in length, 2.68 mm in width and 3.06 mm in height), weighing 40 milligrams, using a wooden stick, steel wire and cotton thread, as confirmed on June 24, 2021.