wire brush

Scratch-card, a wire brush to remove tarnish from lead before soldering (p. 144).

The upper ends of plate lugs may be cleaned with a flat file, knife., or wire brush.

Brush the tops of the post and connector thoroughly with a wire brush to remove any dirt which may have been floating in the lead.

Clean them with a wire brush, and oil the threads on the bolt and in the nut to make them work easily.

Attach the other high tension wire to a wire brush, comb, or rod having a wooden handle and rub it over the outside of the jar.