advise on silver

[babyface2 10]

i wonder if someone can help me. i have a 21st key with the marking silver oblo. can someone tell me if this is silver and what does oblo mean:confused:

[meeks 10]

i wonder if someone can help me. i have a 21st key with the marking silver oblo. can someone tell me if this is silver and what does oblo mean:confused:

 

 

Hi,

As far as I know "Oblo" is a trademark - first it was only on clothing shoes etc, then later it was used on metal articles as well- Taps etc;