The resin automatic pencil lead refills are great for students, artists, and professionals who require precision in their writing and drawing. These leads are designed to fit most mechanical pencils, providing a smooth and consistent writing experience. Ideal for sketching, drafting, and everyday writing tasks, these leads ensure your work is and clear. Features -Color:Black -Material:Resin -Size:9.00X0.07X0.07cm/3.54X0.03X0.03in -Smooth writing: enjoy a seamless writing experience with our resin automatic pencil lead, designed to provide consistent and smooth lines -Breakresistant: our lead refills are engineered to be breakresistant, ensuring durability and reducing the need for frequent replacements -Universal compatibility: these lead refills are compatible with most mechanical pencils, making them a versatile choice for students, professionals, and artists -Safe and reliable: made from resin material, our pencil leads are safe to use and reliable, ensuring a writing experience -Easy to install: the lead refills are designed for easy installation, allowing you to quickly replace old leads and continue your work without interruption Package list: 1 box x automatic pencil refills/1000 leads