Thin and Serrated Utility Cutter / Knife (Handy Saw) Thin "saw" type blade is serrated and thin - works just like a miniature saw! Retractable to the perfect length for any job - locks into place at length you need Great For box cutting, crafting, woodworking, office, warehouse, drywall, construction and more All fit in a yellow plastic case - blade retracts completely for easy carrying and storing Wheel on side adjusts to the perfect length then locks that length into place - reliable and safe