Pentel Twist-Erase GT, 0.5mm, Mechanical Pencil Transparent Black barrel, Box of 12 (QE205A) Unique, extra soft ribbed grip for less writing fatigue during extended writing sessions Frequent mistakes are no match for the larger than ordinary and long lasting twist-up eraser No smudges, no paper tears and no ghosts with the twist-up Eraser Pre-loaded with Pentel Super Hi-Polymer HB lead; never needs sharpening, is super strong and produces a clear dark line Box includes 12 Pencils