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Deli S01 Upgraded Black Gold Edition Large Capacity Curved Retractable Gel Pen 0.5mm Black Bullet Tip 3pcs/Box S01Pro-3 Exam Pen

deli•Ballpoint Pen

Deli S01 Upgraded Black Gold Edition Large Capacity Curved Retractable Gel Pen 0.5mm Black Bullet Tip 3pcs/Box S01Pro-3 Exam Pen

CN¥5.51

SKU: 100071157683

Status:In Stock (1251)

ID: 722599

Weight: 44.00 g

Dims:154x39x19 mm

Specifications

Refill color: Black
Stroke thickness: 0.5mm
Pen tip characteristics: Bullet head
Closing Method: Press
Product Features: Regular packaging

Variants / Sale Attributes

Color: Black Gold Edition 3 pieces / Black / 0.5mm

Package Contents

S01 Neutral Pen * 12 pcs × 1

Product Description

Overview

Brand: deli
Product Name: deli Retractable Gel Pen S01Pro-3
Ink Color: Black
Tip Size: 0.5 mm bullet tip
Writing Line Width: 0.5 mm
Ink Type: Upgraded gel ink with high polymer lubricants for enhanced smoothness, uniformity, viscosity, saturation, and adhesion; Japanese ink, water-resistant and lightfast
Writing Length: ≥700 meters (Approx. 2 laps around a standard track)

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Pen Body Size

145 mm length

Packaging

3 pens per pack

Dual upgrade design with 40° arc curvature tip closure for improved drop resistance (30% increase)

Spring-retract mechanism that seals the ink outlet when pen is lifted from paper to prevent ink leakage

Low friction coefficient of 0.21 for ultra-smooth writing experience (compared to 0.28 for regular pens and 0.34 for ordinary pens)

Roughened ball surface reduces friction further enhancing writing performance

Comfortable grip designed for optimal writing comfort

Manufactured using Swiss MIKRON pen-making machinery ensuring high quality and precision

Complies with GB21027 and GB/T3785 standards

Product dimensions are manually measured; slight deviations may occur

Data sourced from deli laboratory tests; individual pen performance may vary

Designed for professional use with enhanced durability and writing smoothness

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