Topic: gunparts cleaning brush for cleaning the extruder gear
I have 2 brushes I use for cleaning the extruder gear one Nylon and one Bronze.
They are like a toothbrush on one end and a real small brush on the other.
They work great.
Bronze Brush:
http://www.midwayusa.com/product/671244 … ded-bronze
Nylon Brush:
http://www.midwayusa.com/product/442544 … ubv1671244

