| KAI Rotary 45mm Rotary Blade. The KAI 5045bl blade is a 45mm rotary cutter blade that is compatible with any 45mm rotary cutter, including those from our KAI rotary cutter collection: the 5045 Rotary Cutter and the RS-45 Rotary Cutter.... - KAI Rotary 45mm Rotary Blade. |