45mm Tungsten Rotary Blade, Pack of 10 (RB45-10) | OLFA - CraftOLFA – Craft


  • Made from high-quality tungsten tool steel
  • Most popular size
  • Cuts up to eight layers
  • Fits most 45mm Rotary Cutters
  • Pack of ten
  • Also available in packs of one, two, or five
$69.94 Suggested MSRP
Where to Buy

Most Popular Size Blade

With over 30 years of experience crafting the perfect blade, the OLFA 45mm Tungsten Steel Rotary Blades delivers exceptional sharpness with unmatched edge retention.

The 45mm Tungsten Steel Rotary Blade is the most popular size, allowing for heavy-duty cutting through up to eight layers. Use the long-lasting blade to cut fabric, paper, leather, and more.

Always use an OLFA Self-Healing Rotary Mat to protect work surfaces and prolong blade life.

Available in packs of onetwofive, or ten.

Fits most 45mm handles.

(RB45-10, #9453)


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.