---
product_id: 8184205
title: "Isograph Technical Drawing Pen, 0.40 mm"
brand: "rotring"
price: "NT$1814"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/8184205-isograph-technical-drawing-pen-0-40-mm
store_origin: TW
region: Taiwan
---

# 0.40 mm ultra-fine precision tip Refillable ink reservoir for sustainability Hard chrome-plated wear-resistant nib Isograph Technical Drawing Pen, 0.40 mm

**Brand:** rotring
**Price:** NT$1814
**Availability:** ✅ In Stock

## Summary

> ✏️ Draw your future with precision and style!

## Quick Answers

- **What is this?** Isograph Technical Drawing Pen, 0.40 mm by rotring
- **How much does it cost?** NT$1814 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/8184205-isograph-technical-drawing-pen-0-40-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

- • **Built to Last:** Hard chrome plating ensures wear resistance, keeping your pen reliable through countless projects.
- • **Effortless Maintenance:** Push-on sleeve design allows quick access to the ink helix for fast, hassle-free cleaning.
- • **Instant Visual Clarity:** Color-coded barrel instantly identifies your line width, streamlining your workflow.
- • **Sustainable Creativity:** Refillable ink reservoir means less waste and more uninterrupted drawing sessions.
- • **Pinpoint Precision Every Time:** Achieve flawless detail with a 0.40 mm stainless steel tip engineered for exacting technical work.

## Overview

The rOtring Isograph Technical Drawing Pen 0.40 mm is a premium, refillable technical pen featuring a wear-resistant, hard chrome-plated stainless steel nib for ultra-fine, precise lines. Designed for professionals and frequent drawers, it offers 13 line widths with color-coded barrels for quick identification, a push-on sleeve for easy cleaning, and compatibility with high-density pigment inks (not included). Durable, sustainable, and engineered for exceptional detail work.

## Description

Isograph Technical Drawing Pen, 0.40 mm

## Features

- This is a high precision technical pen with a refillable ink reservoir, available in 13 different line widths.
- Wear resistant, hard chrome plated thin tip allows exquisite detail work. Nib is crafted from stainless steel.
- Push on sleeve provides easy access to ink helix and fast cleaning. Color coded barrel indicates line width.
- Refillable ink reservoir is ideal for frequent drawers. Fill from high density pigment ink bottles available in multiple colors. Ink not included.
- Wear resistant, hard chrome plated thin tip allows exquisite detail work. Nib is crafted from stainless steel. Not for any use on skin, including tattoos.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Sanford |
| Brand | Rotring |
| Item Weight | 0.353 ounces |
| Product Dimensions | 5.59 x 1.57 x 0.87 inches |
| Item model number | 1903491 |
| Is Discontinued By Manufacturer | No |
| Color | Brown |
| Closure | Snap |
| Grip Type | Contoured |
| Pencil Lead Degree (Hardness) | H |
| Material Type | Stainless Steel |
| Number of Items | 1 |
| Size | 1 Count (Pack of 1) |
| Point Type | Thin |
| Ink Color | ブラック |
| Manufacturer Part Number | 1903491 |

## Product Details

- **Brand:** Rotring
- **Writing Instrument Form:** Technical Pen
- **Color:** Brown
- **Ink Color:** ブラック
- **Age Range (Description):** Adult

## Images

![Isograph Technical Drawing Pen, 0.40 mm - Image 1](https://m.media-amazon.com/images/I/51qoEt7DuLL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- rOtring Isograph Technical Drawing Pen-0.4 Mm,Black
- Rotring Isograph and Variant Drawing Ink - 23 ml Bottle Black
- rOtring Isograph Technical Drawing Pen-0.2 Mm|Black

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**Shop now:** [https://www.desertcart.tw/products/8184205-isograph-technical-drawing-pen-0-40-mm](https://www.desertcart.tw/products/8184205-isograph-technical-drawing-pen-0-40-mm)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-04-23*