Did you know you should change your rotary blade at the start of every new project?
This OLFA rotary blade cuts up to six layers of fabric at a time, saving you precious time. Because the blade is made of tungsten tool steel, it retains its sharp edge, saving you money. The replacement blade fits any OLFA 45mm rotary cutter.

Good For: cutting strips and multiple layers at once. Cuts fabric, paper, tarp, vinyl, upholstery and more.

Pack of 1 piece of 45mm blade in a plastic case.

This video will show you have to change your rotary blade:
https://www.youtube.com/watch?v=24niAZnwT-Q