Check the listing for details. Excel K870 Plastic Utility Knife Assorted Colors EXL 16870. Condition: New. Listed at 3.29 USD. Excel K870 Plastic Utility Knife Assorted Colors EXL 16870BOX CUTTERS: These sturdy and convenient cardboard cutter tools work very well for opening packages and other household tasks MULTIPURPOSE: Ideal for use at home this retractable utility knife is well suited for cutting materials such as boxes, panels, tough packaging, etc 92 CARBON STEEL BLADE: This plastic retractable box cutter feature carbon steel 92 blade with a honed single blade edge- perfect for all general cutting purposes RETRACTABLE DESIGN: The retracting blade design allows you to retract and lock the blade once you are finished using the plastic box cutter -preventing accidents from occurring SAFETY LOCK FEATURE: Offering a lifetime of service for a great price, retractable cutter comes complete with a safety lock at the side to prevent movement of the blade—both when using them as well as when finished using themMade in the USA