Long-point - sharpens to a thin tip, but not so thin as to break off as most long-point sharpener tips do. Automatically draws Pencil in and stops sharpening when long-point tip is achieved. Metal clamping teeth grip Pencil firmly, but do not mar Pencil surface. Quiet operation just avoid using on a resonating surface! Durable metal construction. Heavy (18 oz ) but portable, Although desk clamp is provided. For HB #2 and harder graphite pencils. Four color choices. Unique long-point sharpener for standard HB #2 or harder graphite pencils. Point too long and thin to be useful for soft leads and colored pencils. Accommodates standard-size round, triangular and hexagonal pencils. Quiet, long-lasting cutter rotates on metal gear ring.