Zebra Pen M-301 Mechanical Pencil, Stainless Steel Barrel, Fine Point, 0.5mm, Black Grip, 12-Pack0. 5mm fine point refillable mechanical pencil features a contemporary, stainless steel barrel that resists corrosion and is easier to sanitize than plastic Style, strength and value combine in this refillable mechanical pencil with click to advance retractable lead, a significant upgrade from everyday plastic mechanical pencil Lightweight yet durable stainless steel barrel provides a modern and attractive appearance with a non slip grip; Shorter