Three Classic Manual Pencil Sharpeners. RED 3-PACK. Heavy Duty but Quiet for Office and Home Desks, School Classroom. Deli 0620 Two-handed operation. Portable. All-metal desk clamp included. Automatically draws pencil in and stops sharpening when tip is achieved. ABS plastic parts are strong, durable, colorfast and recyclable. Tool steel rotary cutter good for 5,000 uses - Deli replacement cutter #0692 available. Quiet operation - just avoid using on a resonating surface!