Non-Replaceable Finger Loop Safety Cutter is a safe, dependable box-opening solution. It is engineered to provide consistent cutting performance across mass packaging materials, leaving your employees safe and productive. Box opener is auto retractable with a lockout button for safety. ABS frame delivers high-impact durability. Finger loop provides better control. Ambidextrous finger slide allows you to push the blade out from the top or side of the slide. It is perfect for home, office, garage or warehouse use. Nonreplaceable, ceramic blade lasts longer compared to steel blades.