Benchmark Shark Utility Knife and Wire Stripper (With Wire Cutter and Crimper) The unique, time saving Shark Combo tool form Benchmark is the first tool to combine a top of the line utility knife with a professional-quality wire stripper, cutter and crimper in a rugged, ergonomic case that is about the same size as a standard utility knife. The pliers-like grip for the wire stripper locks securely into the body of the knife when not in use. It is spring loaded for easy opening and comfortable cutting action, with five precision-ground stripping holes for easily removing insulation from wire. For 10-18 AWG wires. Comes with 5 Rapid Edge blades. These are serrated blade that lasts longer and cuts easier. Rugged, professional grade construction for durability. Also includes wire cutter and crimper. One button, quick blade change is easy and saves time. No tools required. Four blade storage compartment opens wide for easy blade access.