Eraser red, pen type with clip, metal body with fine grade FybRglass brush. These tools are suitable for a wide variety of cleaning, burnishing and polishing applications including electrical contact cleaning, mold cleaning, rust removal, deburring small metal parts, erasing printing marks, cleaning contact pads and fingers of printed circuit boards, and much more. - Eraser fine FybRglass eraser brush for cleaning, burnishing and polishing applications.