Technical Drawing Pen Ink 25ml | Waterproof High Opacity Ink for Rapidograph Pens, Drafting, Illustration & Calligraphy (Multi Colors)
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Delivery and Shipping
Delivery and Shipping
We try to dispatch all our orders within 24-48 hours in normal BAU days. Please be advised that shipments are not sent out on Saturdays, Sundays, or any Holidays. We thrive to delivery products in 5 - 10 days.
The shipping and handling charges are given at the time of checkout and consumers will know about this before making payments.
Goods will need to be signed for upon delivery. If you cannot be there to sign for your delivery please suggest an alternative i.e. a family member, colleague, neighbor, etc.
Precision Ink for Professional Drafting – Technical Drawing Pen Ink 25ml
Achieve unmatched precision with Technical Drawing Pen Ink 25ml, specially formulated for technical pens, rapidograph pens, architects, engineers, and illustrators. This premium ink delivers smooth flow, high opacity, and strong adhesion, ensuring sharp lines and consistent performance on every surface.
Designed for professional drafting and creative applications, this ink is ideal for technical drawings, illustrations, and detailed line work.
Available Color Variants
| Red | Blue | Green | Brown | Violet | Black | Yellow | Lemon Yellow | Orange |
Perfect for technical detailing, color coding, and creative illustrations.

Key Features
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✔ Easy Flowing & High Opacity Ink ✔ Excellent Adhesion on Multiple Surfaces ✔ Ideal for Technical Pens |
✔ Waterproof & Lightfast Formula ✔ High Color Purity & Mixable Shades ✔ Professional Quality Output |
Perfect For
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Why Choose Isomars Technical Ink?
With decades of expertise, Isomars delivers high-performance drafting inks trusted by professionals. This ink ensures precision, durability, and smooth workflow, making it an essential tool for technical and artistic excellence.
Product Specifications
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