Scatola da 10 - FERRAZ SHAWMUT OT6 250V 6A FUSIBILE UNA TANTUM [2RE4-2]
It is a Class K5 fuse, typically used for non-inductive loads like lighting and heating. Fuse Class Class K5 (Non-rejection). The box or item might show signs of wear due to shelf wear, etc. As Pictured.