ystudio Brass Mechanical Pencil Lead Case Shiny Silver (YS-STAT-59) Holds approximately 60 pieces of 0.5mm mechanical pencil lead. [Product Specifications] Size: 85mm x Φ8mm, Inner Diameter 3mm Weight: 13g Material: Brass Package: 88 x 16 x 17mm ※ Unused ※ Replacement leads are sold separately. ※ Writing instruments are not included.