You can find them at a tackle shop by just browsing. It would be more useful to learn the phrase "What do you call this in Japanese?' so you can then ask anybody anywhere what anything is.... don't you think? Carry a little notebook and write stuff down.
The word for metal is きんぞく
What happened to the Japanese classes you were taking last summer? You were posting about your Japanese studies hot and heavy for a while there and then it just suddenly died like baby with the colic.