Dual-Edge Safety Blade, 50 pack (SKB-2/50B) | OLFA - ProfessionalOLFA – Professional
USA Only


  • Proprietary trapezoid blade design
  • Made from high-quality carbon tool steel
  • Superior sharpness and edge retention for general use
  • Fit SK-4 and SK-9 Safety Knives and UTC-1 Utility Knife
  • Also available in packs of 5 and 10
$31.65 Suggested MSRP
Where to Buy

Replacement Blade for SK-4, SK-9, and UTC-1 Handles

Dual-edge Safety Blade manufactured from high-quality carbon tool steel for maximum sharpness and superior edge retention.

Ideal for cutting 1-3 ply corrugate, bagged goods, coated film, foam/polystyrene, laminated film, layers of foil/paper, plastic strapping band, stretch/shrink-wrap, tape, and more.

Also available in pack of 5 or 10.

Compatible with: SK-4, SK-9, UTC-1 Handles.

(SKB-2/50B, #9614)


OLFA cutter & non-disposable scraper handles, locking mechanisms, and 9mm standard duty blades, 18mm heavy duty blades, 25mm extra-heavy duty blades, safety and trapezoid-shaped blades and scraper blades are subject to the Corelle Brands d/b/a/ OLFA - North America satisfaction guaranteed or replacement policy.*

If at any time you are dissatisfied with these “Satisfaction Guaranteed” products, Corelle Brands d/b/a/ OLFA - North America will provide an equally valued replacement. Please allow 4 to 6 weeks for delivery of replacement product. Should you be dissatisfied with any such product, please keep it. You may be asked to return it. Please contact our Consumer Care Center for warranty claims.

*PLEASE NOTE: This Policy does not apply to OLFA TouchKnife®, OLFA scissors, OLFA mats, OLFA rulers, disposable OLFA multi-purpose scrapers, all styles and models of 18mm, 28mm, 45mm, 60mm, rotary cutter replacement blades, and all styles and models of “KB” art knife replacement blades.