Blades - Extra Heavy Duty HB-20B Olfa



You expect precision from your utility knife, and that’s what you get when you use these OLFA® snap-off blades. Every OLFA blade goes through a special multistep production process and is micro honed for maximum performance. Use these blades for cutting industrial materials such as gaskets, conduit, belt synthetics, rope, leather, laminates, plastics, fiberglass, rubber, textiles, and more.


  • Micro-honed blade provides superior initial sharpness and edge retention
  • Constructed from premium carbon tool steel
  • Exact 59-degree front-edge angle optimizes cutting power and minimizes blade breakage
  • Seven segments per blade
  • Also available in pack of 5 and 40

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