Where to buy Adjustable Spanner

brt, in case you haven't purchased your adjustable yet, you'll need another tool to assist with tightening of anything. It's a common problem with adjustables.
Go in to one of the many TOOL shops and ask them for 'A long weight'.
This should help you out.

Mocking someone for their publicly expressed stupidity is fine. Not so sure re taking the piss because they are foreign and will not understand a pun.