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