Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion auspowers_batchone Come with a brass nut

Come with a brass nut and 1M (39

Single-cut teeth with spade pattern on both sides and one edge provide good chip breaking for rapid material removal on soft materials

2 phase 4 wires

gray-white Grit: 50

Further more all actions like calibration

Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion auspowers_batchone Come with a brass nutFiberglass Scratch Brush Pen 3 Pack Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion This economy fiberglass scratch brush with pen shaped handle can be used for removing rust or corrosion in hard to reach places, cleaning clogged burs, removing excess glue or epoxy, polish metals and many other things. Product Features Great for jewelry, watches, coin cleaning, tight places, electronic applications, removing rust