The original side advance mechanical pencil. Convenient side button propels lead for continuous writing without changing hand position. Brass clutch guarantees consistent lead advance every time. Transparent barrel allows user to monitor lead supply Refillable with Pentel Super Hi-Polymer® Lead and PDE-1 large refill eraser.

Available lead sizes: 0.5mm, 0.7mm, and 0.9mm

Available in the following barrel colors: 0.5mm: Black, Transparent Black, Transparent Blue, Transparent Green and Transparent Red. 0.7mm: Transparent Black, Transparent Blue and Transparent Violet. 0.9mm: Transparent Black