silver things on screws?

[bjlockie]

What are the silve things on the screws, washers?
http://www.youtube.com/watch?v=TJgT-V_HHxk

All they seemed to do was get in the way.

 

[lehtv]

Yes, they are called washers. They're used for avoiding electrical conductivity, I think.

What does the video have to do with this? CBA to watch it.

 

[bjlockie]

Yes, they are called washers. They're used for avoiding electrical conductivity, I think.

What does the video have to do with this? CBA to watch it.

The video has pictures of the silver things.

Do I need them?

 

[T_Yamamoto]

The video has pictures of the silver things.

Do I need them?

They're helpful.....