固く折れにくいのになめらかな書き味。ギガ強芯。紙面にしっかり定着するから、こすれに強い。シュタインの黒鉛は紙面の凹凸に対し定着しやすいサイズであり、薄く均一に崩れて紙面に定着します。高い製造技術で作られた黒煙がノートを汚しにくくしています。折れにくい強さ。フレームが内側から支える構造のため、折れにくい。フタを回して芯を取り出せるケースです。●シャープペン替芯●芯径:0.2mm●硬度:HB●芯本数:20本●芯の長さ:60mmThough is hard to compromise firmly, is smooth; write; taste. A giga strong core. Because it takes root in the space well, it is strong to be able to rub. The black lead of Stein is the size that is easy to colonize for irregularities of the space and I fall apart uniformly thinly and take root in the space. Black smoke made with a high production technology interferes with polluting the notebook. The strength that is hard to be broken. For the structure that flame supports from the inside, it is hard to compromise. It is the case which turns a cover, and can pick up a core. ●Mechanical pencil extra lead ● core diameter: 0.2mm ● hardness: The HB ● core number: The length of 20 ● cores: 60mmHow to order in shopping cart