UL-S-0.4-30HB ULS0430HB Uni Mitsubishi 4902778274019

Lead diameter: 0.4 mm
Clear and dark, but does not smudge when rubbed, and the letters do not smudge when marked. A replacement lead for mechanical pencils that is hard to break, dark, smooth, and does not smudge.
◆Hardness: HB ◆Quantity: 30 pieces