Line thickness: 5 mm, hardness grade: HB, set: No, pencil type: mechanical pencil, user: office, adults, creative supplies, school, ergonomic writing: Yes
- Solid metal shaft for ideal weight balance
- Precise lead advancement through braking mechanism
- Adjustable hardness grade indicator for identification
- Hexagonal design prevents rolling off the table
- Rigid lead guiding tube protects against lead breakage
- Ergonomically machined grip area for comfort