BEST MECHANICAL PENCIL: Metal Threaded Anti-skidding pen tube, Gently press the pen cap, the lead will move forward, with a good spring, easy to control the core HB 7/5 MECHANICAL PENCILS: HB 07/05 mm, Smooth writing with super strong blacness handweiting,hard to break the core when using METAL MECHANICAL PENCIL: The metal body provides ideal weight balance and comfortable rubber grip, make fatigue-free writing and drawing MECHANICAL ERASER: Press button with eraser, Open the cover can be used, the design of writing and wiping integration, which is the biggest highlight of this pen, to consumers more convenient use ARTIST MECHANICAL PENCILS: The BAOKE Mechanical Pencil is specially designed for accurate writing, drawing and drafting, Very smooth writing.High Quality with a cost-effctive price