NexTool 9 In 1 Multi-Function Wrench Knife Folding Tool Multi-Purpose Pliers Wood Saw Slotted Screwdrivers Camping Multitools. The NexTool multi-function key cutter has four functions: pliers, standard pliers, fine wire pliers, and thick pliers, which can handle tasks such as clamping, turning, cutting, and tightening.