Make precise mitred corners on all of your craft projects with this complete set. Slotted sides allow you to use the razor saw to cleanly and accurately cut molding, trim, model parts and more. Lip on the bottom of the metal base steadies the box against the edge of a table or angles the base for ease in cutting. Features a fine-toothed, 5" razor saw blade, that is great for cutting wood, plastic and metal. Especially designed for delicate sawing. 1" deep blade has 54 teeth per inch. Excel heavy-duty knife handle included. Refill blade available, sold separately.