---
product_id: 421273371
title: "ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan"
brand: "allex"
price: "$12"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/421273371-allex-insulation-knife-with-sheath-japanese-stainless-steel-8-inch
store_origin: NZ
region: New Zealand
---

# 8" serrated blade safety blade cover Japanese steel ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan

**Brand:** allex
**Price:** $12
**Availability:** ✅ In Stock

## Summary

> Cutting through the competition! ✂️

## Quick Answers

- **What is this?** ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan by allex
- **How much does it cost?** $12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/421273371-allex-insulation-knife-with-sheath-japanese-stainless-steel-8-inch)

## 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

- • **Safety First:** Includes a protective sheath for safe storage and transport.
- • **Efficient Cutting:** Serrated edge designed for smooth cuts through tough insulation materials.
- • **Versatile Utility:** Perfect for both DIY enthusiasts and professionals alike.
- • **Lightweight Design:** Weighs only 4 oz for effortless handling.
- • **Cutting Edge Performance:** Experience razor-sharp precision with Japanese stainless steel.

## Overview

The ALLEX Insulation Knife is an 8-inch long cutting tool made from high-grade Japanese stainless steel, designed for effortless cutting of various insulation materials. Weighing only 4 oz, it features a lightweight resin handle and comes with a safety blade cover for secure storage. Ideal for both home DIY projects and professional use, this knife ensures efficiency and precision in every cut.

## Description

Japanese razor sharp insulation Knife for cutting Insulation. Made in JAPAN.

## 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 |
|---------------|-------|
| Brand | ALLEX |
| Model Number | 34103 |
| Product Dimensions | 34 x 3 x 3 cm; 109 g |
| Material | Stainless Steel |
| Special Features | Lightweight |
| Item Weight | 109 g |

## Product Details

- **Blade material:** Stainless Steel,Steel
- **Brand:** ALLEX
- **Handle material:** Fiberglass,Resin Handle,Stainless Steel,Steel
- **Blade edge:** Serrated
- **Blade length:** 8 Inches

## Images

![ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and 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 Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan - Image 2](https://m.media-amazon.com/images/I/91RGfPBtKWL.jpg)
![ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan - Image 3](https://m.media-amazon.com/images/I/31uDM9w03fL.jpg)
![ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan - Image 4](https://m.media-amazon.com/images/I/31DsKq--dcL.jpg)
![ALLEX Insulation Knife with Sheath Japanese Stainless Steel 8 Inch Long Cut, Insulation and Styrofoam Cutter with Blade Case, Serrated Sharp Duct Knife Tool, Made in Japan - Image 5](https://m.media-amazon.com/images/I/41yFrWzgoJL.jpg)

## Frequently Bought Together

- 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
- Hyde Tools 60780 Square Point Knife, 8-Inch by 1-Inch/14-Gauge Wood Handle
- Norton Utility File with Handle, Silicon Carbide, 14" Overall Length, Grit Coarse

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**Shop now:** [https://www.desertcart.nz/products/421273371-allex-insulation-knife-with-sheath-japanese-stainless-steel-8-inch](https://www.desertcart.nz/products/421273371-allex-insulation-knife-with-sheath-japanese-stainless-steel-8-inch)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-24*