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KACO Debao Black 0.5mm Retractable Gel Pen Refill Semi-Needle Tip 800m Writing Length Signature Pen Refills 5pcs/Bag K5

KACO•Pen core/refill

KACO Debao Black 0.5mm Retractable Gel Pen Refill Semi-Needle Tip 800m Writing Length Signature Pen Refills 5pcs/Bag K5

CN¥8.19

SKU: 100029957070

Status:In Stock (15)

ID: 100029957070

Weight: 16.00 g

Dims:173x46x5 mm

Specifications

Refill color: Black
Product Features: Regular packaging
Quantity: 5 units
Pen nib thickness: 0.5mm
Pen tip characteristics: Calabash head

Package Contents

Five neutral pen refills, bagged

Product Description

Product Specifications

Overview

Brand: KACO
Product Name: KEFILL Gel Ink Refill (Neutral Pen Refills)

Innovative self-developed KEFILL dual-ball pen refill technology

Quick-drying ink combined with dual-ball pen tip for smooth, uninterrupted writing

Tungsten carbide dual-ball tips for enhanced smoothness and wear resistance

Additional details

Ink color options: Classic four colors – Black, Red, Blue, Blue-Black
Ink type: Quick-drying ink* (except Red, Blue, Blue-Black non-quick-drying variants)

Transparent pen tube for easy ink level monitoring

Extended cap included for adjustable refill length and compatibility with non-KACO pens

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Computer-readable, clear, and dark ink suitable for important exams and scanning

1. KEFILL Standard (Asia Specification) Refill

Additional details

Tip types: Bullet tip, Durable tip, ST tip
Tip sizes: 0.28 mm, 0.38 mm, 0.45 mm, 0.5 mm, 0.7 mm
Colors: Black, Red, Blue, Blue-Black
Length: 110 mm
Diameter: 5.7 mm
Packaging: 5 pcs/bag, 10 pcs/box
Compatible with: Shuyuan, Jingdian, Kaibao, and most KACO pen models including POPUP, MIDOT, KEYBO, PURE, KLIP, ALPHA, ROCKET, K9, TURBO, DAILY series

2. KEFILL100 Refill

Additional details

Tip types: Bullet tip, Durable tip, ST tip
Tip sizes: 0.28 mm, 0.38 mm, 0.45 mm, 0.5 mm, 0.7 mm
Colors: Black, Red, Blue, Blue-Black
Length: 100 mm
Diameter: 5.7 mm
Packaging: 5 pcs/bag, 10 pcs/box
Compatible with: K7, K10, Shuchang, Chuxin series

3. KEFILL Durable Tip Refill (Asia Specification)

Additional details

Tip sizes: 0.28 mm, 0.5 mm
Color: Black
Length: 110 mm
Packaging: 5 pcs/bag, 10 pcs/box

4. KEFILL100 Durable Tip Refill

Additional details

Tip sizes: 0.28 mm, 0.5 mm
Color: Black
Length: 100 mm
Packaging: 5 pcs/bag, 10 pcs/box

5. KEFILL ST Tip Refill (Asia Specification)

Additional details

Tip sizes: 0.38 mm, 0.45 mm, 0.5 mm
Color: Black
Length: 110 mm
Packaging: 5 pcs/bag, 10 pcs/box

6. KEFILL100 ST Tip Refill

Additional details

Tip sizes: 0.38 mm, 0.45 mm, 0.5 mm
Color: Black
Length: 100 mm
Packaging: 5 pcs/bag, 10 pcs/box

Writing length exceeds national standard GB/T37853-2019 requirements

KEFILL Asia Specification refills (0.28/0.38/0.45/0.5mm) write approximately 800 meters (±10%), about 2x the national standard
KEFILL100 refills (0.28/0.38/0.45/0.5mm) write approximately 600 meters (±10%), about 1.5x the national standard
0.7mm tip writing length: KEFILL Asia Specification approx. 700 meters; KEFILL100 approx. 400 meters (±10%)

Ink density ranges from light to deep, ensuring smooth writing experience

Pen tip elasticity varies from soft to hard depending on tip type

Quick-drying performance tested superior to some other brands

Refillable with adjustable length via removable pen tip protection cap and tail plug

Extended tail plug increases refill length to approx. 111mm for compatibility with non-KACO pens

Dual-ball tip technology ensures smooth ink flow and durability

Classic four-color ink options meet most writing needs with rich color saturation

GB/T37853-2019

GB21027-2020

Various packaging options including 5 pcs per bag and 10 pcs per box

Random shipment of KEFILL dual-ball pen refills with different tip types

Quick-drying ink applies to specific colors; red, blue, and blue-black variants may not be quick-drying.

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