[Staedtler] Drafting Mechanical Pencil Night Blue Series 0.5mm 925 35-05N [Professional Use Full-Spec] A mechanical pencil with a minimalist, sophisticated design that supports a wide range of uses from drafting to writing. [Low Center of Gravity x Aluminum Body] Low center of gravity for easy drafting and writing & aluminum body for stable writing. [Fine Writing 0.3mm] 0.3mm line width, convenient for writing finely in notebooks and planners. [Built-in Eraser with Cleaner Pin] Built-in eraser with a cleaner pin to help clear lead clogs at the tip. [Body Size] W143mm x H12mm x D8mm / 17g