Smallest working drill

According to Official Guinness Records,

The smallest working drill measures 6.93 mm (0.27 in) tall, 8.4 mm (0.33 in) in long and 6.4 mm (0.25 in) wide, achieved by Gaya Prasad Agarwal (India) in Jaipur, India, on 28 November 2017. This record had remained unbroken since 2015.

For a complete list of 2017 records, please visit 2017 Guinness Records in India.

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