Enhance your writing and drawing with the resin automatic pencil lead refills. These leads are break-resistant, ensuring durability and longevity even with frequent use. great for school supplies, these refills are great for students who need reliable and consistent performance in their mechanical pencils. The lead refills provides a dark, that is ideal for various writing and drawing applications. Features -Color:Black -Material:Resin -Size:9.00X0.07X0.07cm/3.54X0.03X0.03in -Consistent performance: our resin automatic pencil lead offers consistent performance, providing clear and precise lines every time you write or draw - lead: the breakresistant design of our lead refills they last longer, reducing the frequency of replacements and saving you money -Wide compatibility: suitable for most mechanical pencils, these lead refills are great for a variety of uses, from schoolwork to professional drafting -Nonfading: the resin material that the lead does not fade over time, keeping your work and clean -Messfree: our pencil leads are designed to be nonsmudging, keeping your hands and paper clean during use Package list: 1 box x automatic pencil refills/1000 leads