Olfa 18mm Ultra-Sharp Black Snap-Off Blades (LBB-50B) – 50-Pack

25% Sharper. 400 Razor-Sharp Edges. The Contractor’s Choice for Heavy-Duty Cutting.

The Olfa LBB-50B is the premium fuel for your heavy-duty utility knives. These Excel Black™ blades are not your average replacement; they are manufactured from high-quality Japanese carbon tool steel and undergo a rigorous double-honing process. The result is an edge that is 25% sharper than standard silver blades, allowing you to slice through drywall, flooring, and heavy-duty packaging with surgical precision and far less physical effort.

This contractor-sized 50-pack is designed for the high-volume jobsite. With 8 snap-off segments per blade, one case provides 400 fresh cutting points, ensuring your crew stays productive without constant trips to the tool crib. For the professional at The Fastener Group, the LBB-50B represents the perfect intersection of elite performance and bulk value.

Key Features & Professional Benefits:

• Double-Honed Excel Black™ Edge: Advanced sharpening technology provides a superior initial edge that reduces drag and makes every cut feel effortless.
• Premium Japanese Carbon Steel: Formulated for professional-grade durability and edge retention, outlasting budget "store-brand" blades in abrasive materials.
• Heavy-Duty 18mm Construction: The industry-standard size for most professional trade work, offering the perfect balance of flexibility and strength.
• 8 Cutting Points Per Blade: Each blade features 8 deep-etched segments; simply snap for a brand-new edge in seconds—no tools required.
• 50-Pack Bulk Value: The most economical way to buy the world's sharpest blades, providing 400 sharp edges to keep your entire team supplied.
• Universal 18mm Compatibility: Fits all Olfa 18mm heavy-duty knives (L-1, L-2, DL-1, etc.) and most other 18mm snap-off utility knives.
• Safety Storage Case: Included plastic case protects the premium edges and serves as a secure dispenser in your tool belt or truck.

Product Specifications:

Efficiency for the Long Haul

The Olfa LBB-50B is an essential investment for tradespeople who value their time. By switching to the Ultra-Sharp Black series, you reduce the pressure required for every cut, extending the life of your knife handle and protecting your joints from repetitive strain. For the professional who demands the best from their tools, these blades are the definitive choice for daily performance.

Don't settle for dull. Upgrade to the Olfa LBB-50B and experience the 25% sharpness advantage that has made the "Black Blade" a jobsite legend.

Stay Sharp on the Job 

Pair your premium blades with the handles and safety gear designed to handle their extreme sharpness.

[→ SHOP ALL OLFA KNIVES & REPLACEMENT BLADES HERE]

• [Olfa L-2 18mm Heavy-Duty Utility Knife] – The non-slip rubber grip handle that provides the perfect platform for these Ultra-Sharp blades.
• [Watson Stealth Stinger Work Gloves] – Maintain the high-dexterity "second-skin" feel while protecting your hands during precision cutting.
• [Markers] – Use these fine-tip markers to mark your cut lines with surgical accuracy before the blade hits the material.