Uni Kuru Toga Roulette Model Auto Lead Rotation Mechanical Pencil 0.5 Mm - Silver Body (M5-10171P.26) with the Spare 20 Leads Only for Kuru Toga & Pencil Eraser for Kuru Toga (Set of 5) Value Set With Our Shop Original Product Description Twist and turn mechanism rotates lead as you write to keep lead sharp 20 lead & 5 Pencil Eraser only for Kurutoga is attached. (Uni is the lead developed for Kurutoga) Engineered to resist breakage The center of a lead is hard and the outside is made softly Therefore, it can write in the more sharp state 0.5mm point lead for more precise writing