Well, I'd call them a tab collecter.
A tin-opener.
A tin can opener.
tin collector
tin opener
The can opener.
For opening tins
With a tin opener?
The primary function of the can opener is to open tin cans. Though the first tin can have been in use since 1772 in The Netherlands, the first tin can was patented in 1855, though earlier un-patented models may have invented.
Limited Collector's Edition includes Day 1 Edge, Double Experience, canteen (not intended for drinking), and metal tin
It is not possible.
Fulcrum I think.
You can get it at Argos