---
product_id: 68274584
title: "Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010"
brand: "hultafors"
price: "฿2987"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/68274584-insulation-knife-made-of-japanese-carbon-steel-i-300-mm
store_origin: TH
region: Thailand
---

# Integrated 30 cm measurement scale 300 mm Japanese carbon steel blade Durable PP plastic handle with blade guard Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010

**Brand:** hultafors
**Price:** ฿2987
**Availability:** ✅ In Stock

## Summary

> 🛠️ Cut sharp, work smart — the pro’s choice for flawless insulation!

## Quick Answers

- **What is this?** Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010 by hultafors
- **How much does it cost?** ฿2987 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/68274584-insulation-knife-made-of-japanese-carbon-steel-i-300-mm)

## Best For

- hultafors enthusiasts

## Why This Product

- Trusted hultafors brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ergonomic & Safe:** Impact-resistant polypropylene handle with non-slip grip and blade guard ensures secure handling.
- • **Built for Endurance:** Crafted from premium Japanese carbon steel, engineered to stay sharp and resist wear.
- • **Smart Design Details:** Integrated 30 cm scale and hanging hole combine convenience with efficiency on the job.
- • **Multi-Material Mastery:** Effortlessly slices through Styrodur, mineral wool, polystyrene, and more — your all-in-one insulation solution.
- • **Precision Cutting Power:** Serrated 50 mm wide blade minimizes shavings for clean, professional cuts every time.

## Overview

The Hultafors Insulation Knife features a 300 mm Japanese carbon steel serrated blade designed for precision cutting of various insulating materials. Its 50 mm blade width reduces shavings, while the ergonomic, impact-resistant polypropylene handle with blade guard ensures safety and durability. Integrated measurement markings and a hanging hole enhance on-site efficiency, making it an indispensable tool for professional craftsmen.

## Description

Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010

## Features

- CONTENTS - Mineral wool knife FGK with serrated edge.
- DIMENSIONS AND MATERIAL - The insulation knife has an overall length of 465 mm. The blade is 316 mm long and 50 mm high and made of Japanese carbon steel. Thanks to the serrated edge of the blade, very few shavings are created. The handle of the foam knife consists of extremely durable and impact-resistant PP plastic.
- EXTREMELY SHARP - The highly resistant blade is particularly strong thanks to its width of 50 mm, allowing you to work precisely and safely. The pointed blade makes it easier to pierce materials. The scale on the blade (up to 30 cm) is used for quick and easy measurements.
- USE - The insulation knife is used for cutting rockwool, glass wool, polystyrene, insulating foam, insulating and foamed materials, mineral wool, fibre material, felt and Styrodur. The hole at the end of the ergonomic handle is used to hang the knife.
- Hultafors - Quality tools for professionals and craftsmen. Swedish premium quality for professional craftsmen since 1883. For 140 years, we have been developing innovative tools that you can rely on in any situation. We have always focused on precision, innovation and quality. This will not change in future, either.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Hultafors |
| Part Number | 389010 |
| Product Dimensions | 5 x 2.01 x 46.51 cm; 228 g |
| Item model number | 480384 |
| Colour | Multi-colour |
| Style | Modern |
| Material | Carbon Steel |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Handle material | Polypropylene |
| Blade length | 50 Millimetres |
| Blade edge | serrated |
| Special Features | Non Slip |
| Included Components | Insulation Knife |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 228 g |

## Product Details

- **Material:** Carbon Steel
- **Brand:** Hultafors
- **Colour:** Multi-colour
- **Item length:** 465 Millimetres
- **Handle material:** Polypropylene
- **Blade material:** Carbon Steel
- **Item weight:** 228 Grams
- **Blade length:** 50 Millimetres
- **Style:** Modern
- **Manufacturer:** Hultafors

## Images

![Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010 - Image 1](https://m.media-amazon.com/images/I/61CcuhgRvFL.jpg)

## Questions & Answers

**Q: Which materials can the insulation knife be used for?**
A: The insulation knife is used for cutting rockwool, glass wool, polystyrene, insulating foam, insulating and foamed materials, mineral wool, fibre material, felt and Styrodur.

**Q: What are the dimensions of the mineral wool knife?**
A: The insulation knife has an overall length of 465 mm. The blade is 316 mm long and 50 mm high.

**Q: What is the serrated edge used for?**
A: Thanks to the serrated edge of the blade, very few shavings are created.

## Frequently Bought Together

- Hultafors Insulation Knife Made of Japanese Carbon Steel I 300 mm x 50 mm Blade I I Incl. Blade Guard I for Cutting a Variety of Insulating Materials Such as Styrodur, Mineral Wool etc. I 389010
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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-24*