--- product_id: 15318049 title: "Rotring Isograph Technical Pen, 0.25 mm" brand: "rotring" price: "£40.67" currency: GBP in_stock: true category: "Rotring" url: https://www.desertcart.co.uk/products/15318049-rotring-isograph-technical-pen-0-25-mm store_origin: GB region: United Kingdom --- # refillable ink reservoir innovative push-on sleeve for quick cleaning 0.25 mm ultra-fine precision Rotring Isograph Technical Pen, 0.25 mm **Brand:** rotring **Price:** £40.67 **Availability:** ✅ In Stock ## Summary > 🖋️ Draw distinction with every line — because precision is the new power move. ## Quick Answers - **What is this?** Rotring Isograph Technical Pen, 0.25 mm by rotring - **How much does it cost?** £40.67 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/15318049-rotring-isograph-technical-pen-0-25-mm) ## Best For - rotring enthusiasts ## Why This Product - Trusted rotring brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Maintenance:** Innovative push-on sleeve grants instant access to the ink helix, making cleaning a breeze and keeping your pen performance flawless. - • **Eco-Savvy Refillable Design:** Sustain your creativity with a refillable ink reservoir that supports both black and colored inks—no more disposable waste. - • **Pinpoint Precision Every Time:** Achieve flawless 0.25 mm lines that meet ISO 128 & 3098/1 standards for professional-grade drawings and lettering. - • **Engineered for Ambidextrous Comfort:** Knurled grip and round body shape ensure ergonomic control for both left and right-handed professionals. - • **Crafted in Germany, Trusted Worldwide:** Precision engineering from Rotring guarantees durability and reliability for your most demanding projects. ## Overview The Rotring Isograph Technical Pen 0.25 mm is a premium refillable drawing instrument designed for professionals who demand ultra-fine, ISO-standard precision lines. Featuring an innovative push-on sleeve for easy cleaning and a knurled grip for ergonomic control, this German-engineered pen supports black and colored inks, making it ideal for technical drawing and lettering on tracing paper, vellum, and lineboard. ## Description Easy clean refillable system using bottled ink. Ideal for black and coloured drawing inks. Precise line widths to ISO 128 (drawing) and ISO 3098/1 (lettering). ## Features - Rotring Isograph high precision technical pen for drawing and lettering on tracing paper, vellum drawing paper and lineboard - The isograph has a refillable ink reservoir - Its innovative push-on sleeve makes for easy access to the ink helix for fast cleaining - Ink sold separately - Made in Germany ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00JXIRC92 | | Additional Features | Refillable | | Age Range Description | Adult | | Best Sellers Rank | #131,402 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #815 in Drawing Pens | | Body Shape | Round | | Brand Name | Rotring | | Closure Type | Snap closure | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (221) | | Drill Point | Fine | | Global Trade Identification Number | 03501179033983 | | Grip Type | Knurled | | Hand Orientation | Ambidextrous | | Hardness | H | | Included Components | Ink Cartridge, Ink Converter | | Ink Base | Alcohol | | Ink Color | Black | | Item Dimensions | 5.91 x 3.94 x 1.18 inches | | Item Type Name | Ink fountain pen | | Item Weight | 10 Grams | | Line Size | 0.25 Millimeters | | Manufacturer | Newell Rubbermaid | | Material Type | Karton Edelstahl | | Model Name | Isograph | | Model Number | 1903398 | | Pattern | Einzelstück | | Recommended Uses For Product | Drawing | | Style | 0.25 mm | | Theme | Writing Instrument | | Water Resistance Level | Not Water Resistant | | Writing Instrument Form | Technical Pen | | Writing Technique | technical_pen | ## Product Details - **Age Range (Description):** Adult - **Brand:** Rotring - **Color:** Black - **Ink Color:** Black - **Writing Instrument Form:** Technical Pen ## Images ![Rotring Isograph Technical Pen, 0.25 mm - Image 1](https://m.media-amazon.com/images/I/61blSXzM54L.jpg) ![Rotring Isograph Technical Pen, 0.25 mm - Image 2](https://m.media-amazon.com/images/I/71iAPJK2EJL.jpg) ![Rotring Isograph Technical Pen, 0.25 mm - Image 3](https://m.media-amazon.com/images/I/61iqvRkPRBL.jpg) ![Rotring Isograph Technical Pen, 0.25 mm - Image 4](https://m.media-amazon.com/images/I/612tNLylmsL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: what type of ink can you refill this with?** A: The other answer is incorrect. Isographs have a refillable container on the inside that you fill with bottled ink. It's the Rapidograph that requires cartridges, not this. **Q: are the pens metal or plastic?** A: These pens have plastic bodies. ## Frequently Bought Together - Rotring Isograph Technical Pen, 0.25 mm - rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black - Rotring Isograph Technical Drawing Pen, 0.35 mm --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/15318049-rotring-isograph-technical-pen-0-25-mm](https://www.desertcart.co.uk/products/15318049-rotring-isograph-technical-pen-0-25-mm) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-07-21*