The Uni NanoDia Low-Wear Pencil Leads are infused with nano-diamond pieces to create an unusually strong and high-quality lead
- Uni develops the lead of the top quality
- Intensity of the lead was sharply strengthened by blending the particles of a diamond.
- In bulk Package
- Japan Import
- Uni develops the lead of the top quality
- Intensity of the lead was sharply strengthened by blending the particles of a diamond.
- In bulk Package
- Japan Import