[High Concentration Ink Core] The lead core is made of high-concentration graphite, which makes writing smoother and the handwriting clearer and darker. It is waterproof and moisture-proof, and has a long service life. It has high hardness and is not easy to break under pressure. It is easy to wipe without leaving any marks, meeting your writing and drawing needs.

[Specification] Material: Graphite, Plastic; Refill Color: Black; Refill Type: HB; Refill Box Color: White; Refill Diameter: 0.7mm / 0.03 inch; Refill Length: 6cm / 2.36 inch; Packing List: 80 Pcs x Mechanical Pencil Lead

[Widely Application] The pencil lead is very suitable for writing, marking, examination, drawing in offices, meetings, homes, travel, studios, etc. At the same time, it is also a great gift for others.

[Flat Box Design] The flat box design saves vertical space, does not take up extra space, and is convenient for stacking and storage. The flat and compact size is also very suitable for carrying around.

[Slanted Cover Design] The slanted cover design is easy to open and close, guiding the refill to slide out naturally, making it easy to take the refill out