--- product_id: 304545659 title: "ALLEX insulation knife resin handle" brand: "allex" price: "¥5884" currency: JPY in_stock: false reviews_count: 13 category: "Allex" url: https://www.desertcart.jp/products/304545659-allex-insulation-knife-resin-handle store_origin: JP region: Japan --- # 8-inch serrated blade lightweight resin handle premium Japanese steel ALLEX insulation knife resin handle **Brand:** allex **Price:** ¥5884 **Availability:** ❌ Out of Stock ## Summary > 🔪 Cut through insulation like a pro—effortless precision, every time! ## Quick Answers - **What is this?** ALLEX insulation knife resin handle by allex - **How much does it cost?** ¥5884 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/304545659-allex-insulation-knife-resin-handle) ## 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 - • **Crafted in Japan:** Forged with meticulous Japanese craftsmanship for durability and top-tier performance. - • **Effortless Handling:** Ultra-light resin handle reduces fatigue, perfect for long DIY or professional projects. - • **Safety First Design:** Includes a secure blade cover for safe transport and storage—work smart, stay protected. - • **Precision Cutting Power:** Razor-sharp Japanese stainless steel blade ensures smooth, chip-free cuts every time. - • **Versatile Insulation Master:** Serrated 8-inch blade expertly slices through styrofoam, fiberglass, mineral wool, and more. ## Overview The ALLEX Insulation Knife features an 8-inch serrated blade made from high-grade Japanese stainless steel, designed for clean, efficient cutting of various insulation materials. Its lightweight resin handle ensures comfortable use, while the included blade cover guarantees safe storage and transport. Perfect for both DIY enthusiasts and professionals, this Japanese-forged tool combines durability with precision. ## 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 Review: Good quality knife - Works really well for cutting fiberglass insulation Review: Remains sharp! - I use this to cut off spray foam in areas where my reciprocal blade couldn't reach. The blade itself is very flexible and allows you to cut with precision. The project of over, however the blade is still sharp, getting a lot of beating ## 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 | #105,854 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #457 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 (229) | | Handle Material | Fiberglass,Resin Handle,Stainless Steel,Steel | | Included Components | Sheath | | Is the item dishwasher safe? | No | | Item Length | 13 Inches | | Manufacturer | ALLEX | | Unit Count | 1.0 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 resin handle - Image 1](https://m.media-amazon.com/images/I/51tvi5FC6BL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality knife *by H***1 on January 6, 2026* Works really well for cutting fiberglass insulation ### ⭐⭐⭐⭐⭐ Remains sharp! *by A***. on November 12, 2024* I use this to cut off spray foam in areas where my reciprocal blade couldn't reach. The blade itself is very flexible and allows you to cut with precision. The project of over, however the blade is still sharp, getting a lot of beating ### ⭐⭐⭐⭐⭐ Worth it *by B***L on December 6, 2025* Its way better than a uility knife and board. ## 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 --- ## 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.jp/products/304545659-allex-insulation-knife-resin-handle](https://www.desertcart.jp/products/304545659-allex-insulation-knife-resin-handle) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-18*