what size spanner? front brakes

[MonkeyKnifeFight]

Hi pretty simple request is spose but what size spanner will i need to change my front pads?

I dont have any tools at home so will nee dto borrow them from work and do it this eve.

Any info would be appreciated

 

[Fred@BTM]

17mm and 13mm

 

[MonkeyKnifeFight]

many thanks