Pentel Orenz Nero Mechanical Pencil 0.2mm PP3002-A

[Body Design] Matte black, 12-sided shaft / Low center of gravity balance [Features] Equipped with an automatic lead feeding mechanism that extends automatically after just one initial click. [Size] Shaft diameter 10mm x depth 11mm x length 143mm / Weight 18g [Materials] Tip and knock: Brass / Front barrel: Nylon + Iron / Rear barrel: ABS / Clip: Iron [Equipped with the Orenz System] The pipe protects the lead while you write! / The "Orenz System" prevents lead breakage.