Straightforward job with a bit of care, as per those instructions.
The blade used for cutting needs to be seriously sharp. I use single sided razor blades off Ebay. They are just sharp enough.
http://www.windplus.net/
are good for all the supplies in this country.
I use Evostick contact adhesive.
Did it for the first time on two of my flutes some time ago according to Hammy Hamilton’s instructions of his DVD “Wooden Flute Maintenance” which I can really recommend as it has a lot of further info too: