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The CRESCENT RB-UB-100 is a 100-pack of standard utility replacement blades designed for professional-grade cutting tasks across trades and job sites. Each blade is constructed from steel, delivering consistent edge performance for scoring, trimming, and cutting a wide range of materials. The set ships in an injection-molded case that keeps blades organized and protected between uses. At 5.2 inches in overall length, the blades fit standard utility knife handles commonly found in electrical, HVAC, plumbing, and general construction work.
These replacement blades are suited for everyday trade work including cutting insulation, stripping sheathing, trimming vapor barrier, slicing duct tape, and scoring drywall. The included injection-molded storage case is practical for truck stock or tool bag storage, keeping blades accessible and reducing handling risk. The 100-blade count makes this pack appropriate for crew stocking, service vans, or high-volume cutting tasks where blade changes are frequent.
Designed as standard utility replacement blades compatible with typical utility knives that accept universal-style replacement blades. No specific handle or tool compatibility data was provided in the product input.
Blade replacement should be performed by a qualified tradesperson following the utility knife manufacturer's blade-change procedure. Always retract or cover the knife before handling loose blades. Use the included storage case rather than loose pockets or pouches to prevent accidental contact. Dispose of used blades in a puncture-resistant sharps container in accordance with local jobsite safety requirements.
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