a multipurpose combination - tool which performs the functions of removing staples , scraping , identifying steel from other metallic recyclables like aluminum , cutting cardboard into dimensions appropriate for baling , removing plastic or metal cap retainer rings , stripping non - glued labels , cutting baling cord and various carton types , and removing pre - softened glue labels from bottles . the tool includes a scraper , a retractable hooked - shaped blade , a straight blade , a magnet , a passage way in the scraper , a housing with a comfortable grip and one set of extra blades stored in the housing .