Spellbinders Wizard Nestabilities Dies, Classic Rectangles, Set of 4
These dies will work in most any die-cut machine you may already own.  If you don't already have a machine, Spellbinders has their own: The Wizard Universal Embossing and Die-Cutting System (sold separately).  Each set of dies comes with large and small or standard and petite, and scalloped and straight dies in sizes from 1/4-inch. to as large as 5-1/2-inch.   They nest within each other and each die in any given set increases in size approximately 1/4-inch from smallest to largest.  Each set contains 4 individual sets.  Fantastic for cutting, embossing, and stenciling paper, cardstock, craft foam, leather, vellum, chipboard, foil, and much more!  Imported.