Olfa "CL" Packaging Cutter: Heavy-duty packaging cutter is one the most versatile cutters made by OLFA and a classic example of value-added features often found in our cutters. In addition to the ratchet wheel blade lock and stainless steel blade channel, this cutter provides a 90-degree cutting base, an adjustable depth gauge and a built-in staple remover. Guaranteed Forever. Uses "LB" Blades.