Ideal for cutting multiple layers of fabric, paper, felt and vinyl;Rotary blade can be assembled to either side of the rotary cutter, providing optimal blade visibility for both right- and left-handed users;High-grade, precision-ground, stainless-steel 45 mm rotary blade stays sharper longer than other rotary blades;Curved, loop-handle design provides a natural fit for your hand, improves control and lets you keep the cutter in hand while you rearrange materials;Replacement 45 mm rotary blades available (item# 195310-1003)