- Writing Length
- Approx. 600 meters per refill (equivalent to writing 70-80 A4 pages)
- Packaging
- 20 refills per box, each refill individually packaged with transparent protective tip cover
- Compatibility
- Fits multiple market retractable gel pens for easy replacement
- Usage Scenarios
- Suitable for fast writing, small handwriting, large area shading, and detailed work; ideal for exam preparation and heavy usage (e.g., solving 250-300 science questions, 120-150 humanities questions, writing 40 essays, or completing 7000 practice questions)
- Durability
- ST tip offers excellent stability and drop resistance compared to full needle or bullet tips
- Additional Notes
- Product images are for reference only; actual product may vary. Data measured manually; please refer to the actual product. Uses national standard neutral paper for testing with specialized writing equipment.