---
product_id: 304545659
title: "ALLEX Insulation Knife with Sheath 8\" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN"
brand: "allex"
price: "€ 41.59"
currency: EUR
in_stock: true
category: "Allex"
url: https://www.desertcart.gr/products/304545659-allex-insulation-knife-with-sheath-8-long-cut-japanese-stainless
store_origin: GR
region: Greece
---

# 8" serrated blade for precision cuts Safety sheath for secure storage & transport Premium Japanese stainless steel sharpness ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN

**Brand:** allex
**Price:** € 41.59
**Availability:** ✅ In Stock

## Summary

> 🔪 Cut like a pro with Japan’s sharpest insulation knife — don’t get left behind!

## Quick Answers

- **What is this?** ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN by allex
- **How much does it cost?** € 41.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/304545659-allex-insulation-knife-with-sheath-8-long-cut-japanese-stainless)

## Best For

- allex enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Portable:** Includes a durable blade sheath for safe carrying and storage, so you’re always ready.
- • **Lightweight & Ergonomic:** Resin handle ensures comfortable, fatigue-free use during long projects.
- • **Precision Cutting Power:** Serrated 8-inch blade slices through insulation & styrofoam effortlessly.
- • **Versatile Insulation Cutter:** Perfect for fiberglass, mineral wool, polyurethane foam, and more — DIY or pro-grade.
- • **Unmatched Japanese Steel Sharpness:** High-grade stainless steel blade stays razor-sharp, boosting your efficiency.

## Overview

The ALLEX Insulation Knife features an 8-inch serrated blade forged from premium Japanese stainless steel, designed specifically for clean, efficient cutting of insulation materials like fiberglass, styrofoam, and mineral wool. Lightweight with a resin handle and equipped with a safety sheath, this tool blends precision, durability, and portability for both professional and DIY users.

## Description

Buy ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN: Utility Knives - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Utility Insulation Cutting Tool: It is an easy-to-use Japanese insulation cutter. This versatile knife is ideal for cutting various insulator materials, styrofoam, polyurethane foam, foam, glass wool, mineral wool, Rockwool, fiberglass insulation, etc. Both home DIY users and professional users can use this versatile knife. As it is a resin handle, it is very lightweight.
- Razor Sharp Japanese Steel: The blade uses Japanese high-grade stainless steel. The excellent sharpness of the Japanese steel knife minimizes chips and provides a smooth cutting feel. Improves work efficiency even when cutting materials that are difficult to cut with a regular cutter.
- Long and Serrated Blade: The 8 inch long blade can cut even large-sized insulation materials. It has a unique wave blade edge (serrated blade) processing specialized for cutting heat-insulating materials and styrofoam.
- Safety Blade Cover: It comes with a blade cover that is convenient for safe carrying. You can also store it safely at home or in your workplace.
- Overall Length: 13" / Blade Length: 8" / Blade thickness: 1.5 mm / Weight 4 oz / Made in JAPAN

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08ZMR58B9 |
| Best Sellers Rank | #128,032 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #552 in Utility Knives |
| Blade Color | Silver |
| Blade Edge | Serrated |
| Blade Material Type | Stainless Steel |
| BladeLength | 8 inches |
| Brand Name | ALLEX |
| Color | Resin |
| Construction Type | Forged |
| Customer Reviews | 4.4 4.4 out of 5 stars (228) |
| Handle Material | Fiberglass,Resin Handle,Stainless Steel,Steel |
| Included Components | Sheath |
| Item Length | 13 inches |
| Manufacturer | ALLEX |
| Manufacturer Part Number | 34103 |
| Material Type | Japanese Stainless Steel |
| Model Number | 34103 |
| Size | 8 inches (Blade) / 13 inches (Overall) |
| Unit Count | 1 Count |

## Product Details

- **Blade Edge:** Serrated
- **Blade Material:** Stainless Steel
- **Brand:** ALLEX
- **Color:** Resin
- **Handle Material:** Fiberglass,Resin Handle,Stainless Steel,Steel

## Images

![ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN - Image 1](https://m.media-amazon.com/images/I/51tvi5FC6BL.jpg)
![ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN - Image 2](https://m.media-amazon.com/images/I/315CCsgGQDL.jpg)
![ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN - Image 3](https://m.media-amazon.com/images/I/41ya673AdhL.jpg)
![ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN - Image 4](https://m.media-amazon.com/images/I/31uDM9w03fL.jpg)
![ALLEX Insulation Knife with Sheath 8" Long Cut, Japanese Stainless Steel, Insulation & Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in JAPAN - Image 5](https://m.media-amazon.com/images/I/2104LMBAigL.jpg)

## Available Options

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

## Frequently Bought Together

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-08-31*