**Specifications:**
Brand: deli
Model: S853
Type: Rollerball Pen
Tip Size: 0.5mm
Ink Type: Water-based
Ink Color: Assorted
Ink Capacity: 1100m
Features: Fine Point, High Capacity
Specialized for smooth and continuous writing
31 years of expertise in pen manufacturing
Multi-layered fin design for stable ink flow
Quick-drying ink to prevent smudging
High-quality fiber tip for consistent writing
Visible ink reservoir for real-time monitoring
Non-refillable pen body design
Fast-drying ink to avoid smudging
Precision all-needle tip for smooth writing experience
Automatic assembly with tungsten carbide ball for precise writing
Ink flow control mechanism to prevent ink leakage
Suitable for writing approximately 30,000 Chinese characters
Suitable for various writing styles and preferences
Note: The precision requirement of 0.005mm for ball assembly is a standard in deli pen manufacturing.
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