... ,screws,staples,scrap steel Easy to operate Floor Magnetic SweeperGeneral Introduction 1, Magnetic sweepers are great for collecting nails, screws, ... areas where nuisance metals can collect. 2, The magnetic sweepers offer basic "wipe clean" designs, one features a " ... maintain, these powerful magnetic tools never need remagnetizing. Usage: Floor Magnetic Sweeper can pcik up nails, screws, paper clips ...