--- product_id: 142251106 title: "18mm Heavy-Duty Utility Knife (L-5) - Multi-Purpose Custom Cutting Depth Precision Knife w/Reinforced Fiberglass Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade" brand: "olfa" price: "103.25 DT" currency: TND in_stock: true reviews_count: 13 category: "Olfa" url: https://www.desertcart.tn/products/142251106-18mm-heavy-duty-utility-knife-l-5-multi-purpose-custom store_origin: TN region: Tunisia --- # Custom ratchet lock for precise blade depth 18mm ultra-sharp snap-off blade Fiberglass-reinforced ergonomic handle 18mm Heavy-Duty Utility Knife (L-5) - Multi-Purpose Custom Cutting Depth Precision Knife w/Reinforced Fiberglass Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade **Brand:** olfa **Price:** 103.25 DT **Availability:** βœ… In Stock ## Summary > πŸ”ͺ Cut sharp, cut smart β€” the OLFA edge every pro needs! ## Quick Answers - **What is this?** 18mm Heavy-Duty Utility Knife (L-5) - Multi-Purpose Custom Cutting Depth Precision Knife w/Reinforced Fiberglass Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade by olfa - **How much does it cost?** 103.25 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/142251106-18mm-heavy-duty-utility-knife-l-5-multi-purpose-custom) ## Best For - olfa enthusiasts ## Why This Product - Trusted olfa brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Multi-Task Master:** From drywall to gasket materials, plus a built-in metal pick for paint cans and caulk cleanupβ€”your all-in-one cutting companion. - β€’ **Customizable Safety:** Ratchet wheel locking system lets you set exact cutting depths for maximum control and safety. - β€’ **Ergonomic Durability:** Fiberglass-reinforced rubber handle designed for all-day comfort and chemical resistance in tough environments. - β€’ **Precision Cutting Power:** Razor-sharp Japanese steel blade with 8 snap-off segments for unstoppable edge retention. - β€’ **Trusted Industry Standard:** Invented by OLFA, the original snap-off knife brand, ensuring unmatched quality and compatibility with all OLFA 18mm blades. ## Overview The OLFA 18mm Heavy-Duty Utility Knife (L-5) features a premium Japanese tool-grade steel snap-off blade with 8 razor-sharp segments, housed in a chemically resistant fiberglass-reinforced handle for ergonomic comfort and durability. Its custom ratchet lock system allows precise blade depth control, making it ideal for heavy-duty industrial, construction, and multi-material cutting tasks. Trusted as the original snap-off knife innovator, OLFA ensures superior quality and blade compatibility for professional-grade performance. ## Description Cut with Confidence OLFA invented the first snap-off blade & rotary cutters. Since 1956, OLFA has delivered unwavering quality in every product. Are OLFA blades the sharpest? OLFA brand blades are made with top quality materials, forged with technologies that stem from traditional sword-making. OLFA snap-off blades consistently test sharper than other blades. OLFA Ultra Sharp Black Blades are 25% sharper than standard silver blades. OLFA ENDURANCE rotary blades were independently tested and verified to cut 2X longer than standard rotary blades . OLFA's Commitment to Safety With hand-held cutting tools, quality weighs heavily on user safety. Our knife and handle design always has customer safety top of mind. Are OLFA blades the sharpest? OLFA brand blades are made with top quality materials, forged with technologies that stem from traditional sword-making. OLFA snap-off blades consistently test sharper than other blades. OLFA Ultra Sharp Black Blades are 25% sharper than standard silver blades. OLFA ENDURANCE rotary blades were independently tested and verified to cut 2X longer than standard rotary blades . OLFA's Commitment to Safety With hand-held cutting tools, quality weighs heavily on user safety. Our knife and handle design always has customer safety top of mind. Craft & Professional Products Visit the Store Craft & Professional Products Visit the Store Review: Super Sharp - I love Olfa knives. This is very well designed and cuts effortlessly. Much better than a traditional utility knife. Don't try to twist or pry, you'll snap off the blade. Great for slicing through thick foam insulation boards. Review: OLFA utility knife - A strong, quality utility knife at a reasonable price. Highly recommended...John ## Features - RAZOR SHARP 18mm BLADE - Our knife is preloaded with an LBB Heavy Duty Stainless Steel Ultra Sharp Black Snap-Off Blade made from Japanese tool grade steel for unparalleled sharpness and superior edge retention. The 18mm blade has 8 razor-sharp snap-off segments. The heavy duty blade is great for industrial or construction applications. - FIBERGLASS REINFORCED HANDLE - The knife features a rubber, fiberglass-reinforced handle that is ergonomically designed for long-term comfort and control. The stainless steel channel keeps the blade securely in place for safe operation. The handle is chemically resistant for easy clean up in paint and MRO environments. - CUSTOM RATCHET LOCK CONTROL - Designed with safety in mind, our box cutter's ratchet-based locking system provides custom cutting depths. The blade slider has a wheel locking mechanism for unlimited positions when securing the blade in place. - MULTIPURPOSE HEAVY DUTY DESIGN - The OLFA 18mm L-5 Utility Knife is perfect for tough cutting projects that require extra elbow grease. It delivers precision cuts through drywall, roofing, flooring, rubber, gasket materials and more. The knife also includes a multi-purpose metal pick for all of those tasks where you shouldn’t use your blade tip. Perfect for opening paint cans, removing plate covers, cleaning out caulk, and more. - THE OLFA STANDARD - As the original inventor of the Snap-Off Knife, OLFA has maintained a standard of cutting excellence for our quality and durability. Pairing your OLFA 18mm Utility Knife with OLFA 18mm Blades will provide optimal results. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003JN04Z6 | | Best Sellers Rank | #37,220 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #185 in Utility Knives | | Blade Material | Metal, Stainless Steel | | Brand | OLFA | | Brand Name | OLFA | | Color | Black | | Customer Reviews | 4.8 out of 5 stars 953 Reviews | | Global Trade Identification Number | 00091511200461 | | Handle Material | Stainless Steel,Fiberglass,Fiberglass Handle,Metal,Rubber,Steel | | Handle Type | Manual-Retractable | | Included Components | L-5 Fiberglass Rubber Grip Ratchet-Lock Utility Knife | | Item Length | 8.7 Inches | | Item Weight | 0.19 Pounds | | Manufacturer | OLFA | | Manufacturer Part Number | 1116110 | | Material | Fiberglass, Stainless Steel | | Material Type | Fiberglass, Stainless Steel | | Model Number | 1116110 | | Product Style | Knife | | UPC | 091511200461 | | Unit Count | 1.0 Count | ## Product Details - **Blade Material:** Metal, Stainless Steel - **Brand:** OLFA - **Color:** Black - **Handle Material:** Stainless Steel,Fiberglass,Fiberglass Handle,Metal,Rubber,Steel - **Item Length:** 8.7 Inches - **Item Weight:** 0.19 Pounds - **Manufacturer:** OLFA - **Material:** Fiberglass, Stainless Steel - **Style:** Knife - **UPC:** 091511200461 ## Images ![18mm Heavy-Duty Utility Knife (L-5) - Multi-Purpose Custom Cutting Depth Precision Knife w/Reinforced Fiberglass Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade - Image 1](https://m.media-amazon.com/images/I/51C80aiAb+L.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Super Sharp *by M***K on February 20, 2026* I love Olfa knives. This is very well designed and cuts effortlessly. Much better than a traditional utility knife. Don't try to twist or pry, you'll snap off the blade. Great for slicing through thick foam insulation boards. ### ⭐⭐⭐⭐⭐ OLFA utility knife *by A***R on May 3, 2026* A strong, quality utility knife at a reasonable price. Highly recommended...John ### ⭐⭐⭐⭐⭐ Just what the Dr. ordered 8 ) *by B***E on December 19, 2025* Good price, works as it should. ## Frequently Bought Together - OLFA 18mm Heavy-Duty Utility Knife (L-5) - Multi-Purpose Custom Cutting Depth Precision Knife w/Reinforced Fiberglass Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade - OLFA 5009 LB-10B Snap-Off Heavy Duty Blade, 10 Pack - OLFA UltraSharp Black Snap-Off Heavy-Duty Blade --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/142251106-18mm-heavy-duty-utility-knife-l-5-multi-purpose-custom](https://www.desertcart.tn/products/142251106-18mm-heavy-duty-utility-knife-l-5-multi-purpose-custom) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-05-31*