emery cloth

It was no more than half an inch long, and had been roughened with emery cloth to make a good electrical contact.

Do not use emery cloth for polishing electrical components, such as contact points.

Start by cleaning the end of the pipe carefully with the emery cloth.

Smooth the rough edges, using emery cloth or a file.

As a finishing step, wrap the file in emery cloth to polish the side edges.

Harveygave the core a final polish with an emery cloth.

Then use the emery cloth to polish the outer surface of each pipe until they shine.

I was about ready to start polishing on the barrel with fine-grade emery cloth when Betty called me from the back door.

"Then use a very fine emery cloth - No. 320 or 220 - to smooth out any scratches."

Some works from the mid-1980's are small paintings done on emery cloth, a rough dusky material.