Ecobra Fiberglass erasers

For erasing on transparent and parchment paper, as well as for cleaning, polishing, sanding, roughening, deburring, and derusting various surfaces such as metal, plastic, ceramics, stone, concrete, wood, parquet, and glass. The size is 4x40 mm with a round plastic tip. The tip is extended by a rotating mechanism and is supported by fiberglass rubber.