Grace TrueCut Magnetic Release Straight Cut Rotary Cutting Tool, Cutter Guide, Circular Knife Blade, Safety Lock Guard, Quick Release Magnets, 3 Sizes

Quick-Changing Blade Get back to quilting faster! Quickly release the old blade from the cutter with the push of a button. Then, the new blade magnetically snaps to the cutter for a completely safe, contact-free blade change!