12 in 1 letter opener with a rotating disc for quick head changes. Simply turn the disc to select the desired cutting head, saving time and effort. Easy head selection The rotating disc allows you to pass through cutting heads and switch to the required one without tools. Turn the disc to choose the head you need. 12 in 1 versatility Multiple cutting heads enable patterns such as straight lines, wave edges, and dashed line embossing. This provides options for a variety of crafting projects. Precise measurements Folding rulers extend on both sides of the tool with clear centimeter and inch markings for accurate alignment and clean cuts that look professional. Sharp and consistent cuts The roller blades on all cutting heads are sharp, delivering smooth, precise cuts every time and improving results for handwork and office tasks. Use cases Scrapbooking and crafts: create decorative borders and edge patterns. Card making and invitations: trim edges with straight, wave or embossed lines. Office tasks: precise document trimming and open mail with clean, accurate cuts.