KAI 45mm Replacement Rotary Blade 5045BL. 

The KAI 5045BL blade is a 45mm rotary cutter blade that is compatible with most 45mm rotary cutters, including those in the KAI rotary cutter collection. 

Blade is made of tungsten steel for added strength and durability. 

One 45mm Rotary Blade in Package.     

CHK-5045BL