Feature:1. HB resin refills, 0.3/0.5/0.7/0.9 four different refill thicknesses, can face writing and painting in different environments.2. Metal pen holder, easy to carry, not easy to break. The pen cap has a built‑in eraser for quick and easy wiping.3. The retractable pen tip can effectively prevent damage caused by the pencil falling.4. Suitable for artists, professionals, teachers and students. Bring more effective and high‑quality services.5. With compact shape, lightweight and portable, take up no space and you can put it anywhere.Spec:Item Type: Automatic Drawing PencilApplicable Refill: Approx.0.3mm / 0.01in0.5mm / 0.02in0.7mm / 0.03in0.9mm / 0.04inMetal Pencil Size: Approx. 14.2cm / 5.6inMeasured by hand, there is a slight distance differenceFunction: Can be used for drafting, sketching, illustration, engineering, construction, writingPackage List:4 x Metal Mechanical Pencils1 Box 0.3mm Refill 1 Box 0.5mm Refill1 Box 0.7mm Refill1 Box 0.9mm Refill4 x Eraser