Metalworker who made counterfeits? (6)

I believe the answer is:

forger

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'metalworker' is the definition.
(forger is a kind of metalworker)

I cannot understand how the remainder of the clue works.

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(Other definitions for forger that I've seen before include "Counterfeiter" , "Ironworker" , "who makes a lot of money?" , "Maker of false bank notes" , "who makes money illegally?" .)

I've seen this clue in The Irish Independent.

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