Bore Brush Adapter

EDIT: After using this to clean my mighty hobbed bolts, I worry that small bits of brass wire might find their way into the extruder. I have resorted to using a toothbrush for Hob Nobbing. You have been warned.
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I found that the perfect tool for cleaning the mighty hobbed bolt is a a brass bore brush used for cleaning firearms. Just set the extruder to extrude nothing for 50mm and spin the brush in the cuts on the bolt. One problem is that it is too short to comfortably hold while you