You might not use a stapler gun often, but it's very handy to have your own once the need arises. Freedom from cords and not having to charge any batteries are some of the advantag
From OnBuy
Dewalt DPSSX38-XJ DPSSX38-XJ-Grapadora para grapas, Set of 2 Pieces
B&Q
Dewalt Straight Corded Stapler Dpssx38-Xj - One Size