Iconic mechanical pencil with full metal body provides an ideal balance of weight, strength and feeling. Rotring® brass mechanism provides precision lead advancement. Fixed lead guidance sleeve prevents breakage and offers an unimpeded view of the page for precise ruler-based drawing. Hexagonal barrel ensures fatigue-free writing and is shaped to prevent the tool from sliding when laid down on flat surfaces. Non-slip metal knurled grip. Adjustable lead hardness grade indicator. Built-in eraser under the push-button cap. Refillable. Loaded with high-polymer HB leads.