An abrasive tool is a type of tool used to shape or finish a material through abrasion. Common abrasive tools include scrapers, sanders, rasps, and pumice. A SCRAPER is a tool with a sharp edge used to scrape away material from a surface. A sander is a tool that uses an abrasive surface to smooth or polish a material. A RASP is a tool with a coarse surface used to shape or smooth a material. Lastly, pumice is a type of abrasive material used to smooth or polish a material.