| 21.2 mm * | 0.0393700787 in | = 0.8346456693 in | 
| 1 mm | 
| Units of measurement | Length | 
|---|---|
| Nanometre | 21200000.0 nm | 
| Micrometre | 21200.0 µm | 
| Millimetre | 21.2 mm | 
| Centimetre | 2.12 cm | 
| Inch | 0.8346456693 in | 
| Foot | 0.0695538058 ft | 
| Yard | 0.0231846019 yd | 
| Metre | 0.0212 m | 
| Kilometre | 2.12e-05 km | 
| Mile | 1.31731e-05 mi | 
| Nautical mile | 1.14471e-05 nmi | 
