Alex Anderson and Quilters Select introduce the most innovative 45mm cutter. It has ambidextrous design that ensures precise cutting along a ruler in either your left or right hand. In addition, the unique and easy magnetic blade replacement means youâ€™ll never drop a blade again! Replacement blades available in packs of 1 blade or 5 blades. Weighing in at 8.4 ounces with a wonderful ergonomic grip, this changes your whole cutting game.