- Ink Type
- Imported neutral ink
- Ink Color
- Pure black
- Ink Refill
- 0.5 mm tungsten carbide ball
- Length
- Can write over 400 m, equivalent to circling a playground
- Ink Hardness
- 96GPa tungsten carbide, precision machined to 0.001 mm
- Certifications
- Certified by multiple testing organizations including MA, CNAS, ILAC-MRA, and others
- Pen Barrel
- 11-section anti-slip design for comfortable grip
- Packaging
- 80 pens per box, black color
- Refill Specification
- 0.5 mm, full needle tube
- Product Size
- 147 mm (Note: Size is for individual pen)
- Intended Users
- Suitable for schools, offices, finance, households, etc.