The bone file is used to smooth the surface of the bone after the Rongeur has removed most of the undesirable bone.
This mechanism is used to carefully smooth bone.
With a miniature spoon on the end of the device similar to that of an frost spoon, a curette permits the surgeon to abrade away bone. The scoop of the bone curette has stable, abrupts edges.
Thus, Rongeur is the correct option.
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