YLucky Mechanical Pencils, 5.6mm Pencil Leads Automatic Drawing Sketching Drafting Mechanical Drop Clutch Pencil Mechanical pencil is an indispensable item in school and workplace, for drafting and drawing Product Specifications: 1.Mechanical Pencil Lead 5.6mm 2.Plastic Barrel appearance Product Features: 1.The mechanical pencil is Free fall. It's a clutch lead holder, so the plunger opens and closes jaws at the tip and allows the lead to slide freely for manual adjustment 2.Lightweight body give a comfortable and fatigue-less writing and drawing experience 3.Never need sharpening Widely used in drawing classes in art school,professional graphic and draft sketches or office workers. If you have any questions before during or after the order, please feel free to contact us via Email, we will rely and help solve the problem at first sight