- Who
- Mitsuwa Electric Co., Ltd.
- Where
- Japan (Shinagawa)
- When
The smallest commercially available metal coil measures 0.027 mm (0.00106 in) in outer diameter and was manufactured by Mitsuwa Electric Co., Ltd (Japan) in Japan. The measurement was verified on 18 July 2022.
The measurement was verified by a third party market research company.
