Question about Arwa Twin

To convert 3/8 inches into millimetres, you can use the following conversion:

1 inch equals approximately 25.4 millimetres.

So, to calculate 3/8 inches in millimetres :

\frac{3}{8} \times 25.4 \approx 9.525 \text{ mm} \]

So 3/8 inches is approximately 9.525 mm.