Mitsubishi Pencil Uni H Mechanical Pencil 0.5 Lead, 10-pack (Box ULS0540H)

[Core diameter] 0.5mm [Hardness] H [Size] 76.0mm (height) x 20.0mm (width) x 7.0mm (thickness) / Weight: 6.3g [Materials] Front case: ABS, Back case: PP Mechanical pencil lead replacements: Dark, smooth, smudge-resistant, resistant to smudging and breakage, resistant to marker stains, slide-type mechanism, easy to write with, for neat and beautiful handwriting, smudge-proof manufacturing process.