--- product_id: 1839545 title: "18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife" brand: "olfa" price: "237 zł" currency: PLN in_stock: true reviews_count: 13 category: "Olfa" url: https://www.desertcart.pl/products/1839545-18mm-heavy-duty-ultra-sharp-snap-off-replacement-blades-50 store_origin: PL region: Poland --- # 400 snap-off segments total 25% sharper Japanese steel Fits most 18mm utility knives 18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife **Brand:** olfa **Price:** 237 zł **Availability:** ✅ In Stock ## Summary > 🗡️ Slice Smarter, Not Harder — Stay Sharp, Stay Ahead! ## Quick Answers - **What is this?** 18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife by olfa - **How much does it cost?** 237 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/1839545-18mm-heavy-duty-ultra-sharp-snap-off-replacement-blades-50) ## 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 - • **Trusted OLFA Quality:** Inventor of the snap-off blade, delivering durability and cutting excellence - • **Universal Compatibility:** Seamlessly fits most 18mm utility knives, perfect for your trusted tool - • **Heavy-Duty Cutting Power:** Effortlessly slices through drywall, roofing, rubber, and more—industrial strength - • **Unmatched Razor Sharpness:** 25% sharper than standard silver blades for precision cuts every time - • **Massive 400-Segment Supply:** 50 blades with 8 snap-off segments each—cut longer without interruption ## Overview OLFA’s 18mm Heavy-Duty Ultra-Sharp Snap-Off Replacement Blades are crafted from premium Japanese carbon steel, delivering 25% sharper edges than standard blades. With 50 blades totaling 400 snap-off segments, these black blades fit most 18mm utility knives and excel at cutting tough materials like roofing, drywall, and rubber. Trusted by professionals, OLFA sets the industry standard for durability and precision. ## Description desertcart.com: OLFA 18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife : Tools & Home Improvement Review: Simply the Best for every cutting need. - The OLFA 18mm Heavy-Duty Ultra-Sharp Utility Knife sets the gold standard for cutting tools. Its superior blade sharpness is unmatched, effortlessly cutting through tough materials like 1" rubber roofing pads, sound-absorbing panels, weather stripping, and anything else you can throw at it. , the blade stays razor-sharp far longer than other brands. The OLFA 18mm Ultra-Sharp is an easy choice. Review: Great stuff - The best utility knife blades. ## Features - RAZOR SHARP 18mm HEAVY-DUTY BLADES - Crafted from Japanese tool steel and double-honed for extreme sharpness, OLFA 18mm Heavy-Duty Ultra-Sharp Black Snap Blades are 25% sharper than standard silver blades to help you work longer uninterrupted. - CONTAINS 50 BLADES / 400 SEGMENTS - You'll receive 50 blades in this refill pack. Each blade contains 8 razor-sharp LBB Heavy-Duty Black Snap-Off segments (400 segments total). Simply snap for a new sharp blade edge. - COMPATIBLE WITH 18mm KNIVES - LB Snap Blades are compatible with most 18mm knives. For best performance, pair OLFA 18mm blades with OLFA 18mm handles. Replacement blade available in quantities of 5 (LB-5B), 10 (LB-10B), 50 (LB-50B) or 100 (LB/CP100). - CUTS A VARIETY OF MATERIALS - These replacement blades provide accurate and reliable cuts on heavy-duty materials like drywall, roofing, flooring, rubber, and more. Great for industrial use, contractors or construction, and other heavyweight jobs. - 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 | B000LE3V74 | | Best Sellers Rank | #44,665 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #64 in Knife Blades | | Blade Material | Carbon Steel | | Brand Name | OLFA | | Color | Black | | Customer Reviews | 4.8 4.8 out of 5 stars (541) | | Global Trade Identification Number | 00091511600377 | | Handle Material | Alloy Steel, Rubber | | Handle Type | Manual-Retractable | | Included Components | Unit^Instruction Guide | | Item Length | 0.02 Meters | | Item Type Name | Blades | | Item Weight | 8.8 Ounces | | Manufacturer | OLFA | | Material Type | Carbon Steel | | Product Style | Industrial | | UPC | 091511600377 091511500103 | | Unit Count | 1.0 Count | ## Product Details - **Blade Material:** Carbon Steel - **Brand:** OLFA - **Color:** Black - **Handle Material:** Alloy Steel, Rubber - **Item Length:** 0.02 Meters - **Item Weight:** 8.8 Ounces - **Manufacturer:** OLFA - **Material:** Carbon Steel - **Style:** Industrial - **UPC:** 091511600377 091511500103 ## Images ![18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife - Image 1](https://m.media-amazon.com/images/I/41ouWsZRhbL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Simply the Best for every cutting need. *by K***D on December 29, 2024* The OLFA 18mm Heavy-Duty Ultra-Sharp Utility Knife sets the gold standard for cutting tools. Its superior blade sharpness is unmatched, effortlessly cutting through tough materials like 1" rubber roofing pads, sound-absorbing panels, weather stripping, and anything else you can throw at it. , the blade stays razor-sharp far longer than other brands. The OLFA 18mm Ultra-Sharp is an easy choice. ### ⭐⭐⭐⭐⭐ Great stuff *by T***S on February 2, 2026* The best utility knife blades. ### ⭐⭐⭐⭐⭐ Incredibly sharp. *by F***R on April 17, 2025* Amazingly sharp. Considerably sharper than standard Olfa blades. These don't cut so much as glide through. Well worth the money. ## Frequently Bought Together - OLFA 18mm Heavy-Duty Ultra-Sharp, Snap Off Replacement Blades, 50 Blades (400 segments) LBB-50B - Snap-Off Utility Knife Replacement Blades, 25% Sharper than Silver, Fits most 18mm Utility Knife - OLFA 18mm Heavy-Duty Utility Knife (L-1) - Multi-Purpose Custom Cutting Depth Utility Knife w/Ergonomic Grip Handle & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade - OLFA 18mm Heavy-Duty Utility Knife (L-2) - Multi-Purpose Custom Cutting Depth Precision Knife w/Rubber Inset for Increased Precision & Snap-Off Blade, Replacement Blades: Any OLFA 18mm Blade --- ## 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.pl/products/1839545-18mm-heavy-duty-ultra-sharp-snap-off-replacement-blades-50](https://www.desertcart.pl/products/1839545-18mm-heavy-duty-ultra-sharp-snap-off-replacement-blades-50) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-27*