Martelli Rotary Blade 45mm Replacement Value Pack 30 Count. 

Our unique sharpening system has created a blade that is in for the long haul. 

The blades will last approximately 3-5 times longer than ordinary blades. 

To maximize your blade life and efficiency in cutting, use it with our ergonomic rotary cutter and one of our commercial-grade mats. 

Package contains three plastic storage cases, each with ten 45mm replacement rotary blades. 

That's a grand total of 30 45mm replacement rotary blades. 

Part Number: RR-45-30.    

CHK-RB-45-30