Yesterday, Zelph wrote "safe cutter for removing tops from heinekin cans."
I bought one from walmart several weeks ago, the very same one. It pained me to spend $10.00 on a can opener.
It is better for making a pot, but not for preparing cans for a stove build because it leaves some of the rolled over top in place. like a barrel hoop.
You can't stretch the top or force it inside ot the second piece.
Tom