wedges & nine-irons slang

[Garry36]

Please help:

Ah, just some guy on my payroll. If Buddy's death had anything to do with the wedges, he'll be able to tell us.
-Wedges?
-Wedges. You know, uh, Chinamen. Hey, we used to call 'em nine-irons, but you know how it is with political correctness.