This 2-hole double sharpener is made of magnesium alloy. This double sharpener comes with 8mm and 10mm holes for some special-diameter triangular and hexagonal pencils. The blades are made of high-carbon steel, therefore long-lasting and very sharp. Dynamic torsion action built into each blade makes for a smoother, cleaner cut. Metal sharpeners made of magnesium alloy, position pencil at more precise angle. The blade is protected against rust by polishing, cleaning, oil coating, etc. Compact and portable, suitable for school, home or office use. Sharpens regular and large size pencils. It comes with plastic container, pencil hole cover. Available in red and black color.