Feature:1. Wide Application: Can be used to remove gaskets, carbon, rust, varnish, glue, concrete, barnacles, metal buildup, and more from various kinds of surfaces.2. Versatile Purpose: The heavy duty scraper can not only be used for degumming of automobile engines, derusting of brake discs, but also for grinding various parts.3. Important Note: The scraper tool is not to be used to scrape glass or as a windshield scraper, carefully use on aluminum to avoid scratching the surface.4. Sharper Tip End: all edges are precisely ground to make sure extremely sharp, ideal for precise work, improving the working efficiency and long lasting durability.5. Durable Construction: The scraper is exquisitely manufactured by iron and tungsten carbide with high strength and hardness, not easy to deform or damage. Lightweight and compact for easy carry.Specification:Item Type: 11 or 4in Carbide ScraperMaterial: Iron and Tungsten CarbideApplication: Universal, degumming of automobile engines, derusting of brake discs, grinding various parts, etc..Package List:1 x11 or 4in Carbide Scraper