Business / Machine Shop / Scraper: A hardened steel hand tool used to scrape surfaces very smooth by removing minute amounts of metal.
Life Style / Painting / Scraperboard: A cardboard that is covered with plaster, white clay or chalk mixed with glue. It may be left white or black. It was introduced during the 19th century. The artist can work on it with nib-like scraper MORE
Science / Spiders / Stridulating Organ: A file-and-scraper for sound production: may be variously located on chelicerae, palps, legs, abdomen and carapace. MORE