The Wedgemaster II is constructed of high quality, durable, dishwasher safe polycarbonate material. With one stroke you can wedge lemons, limes, oranges, onions and potatoes into 6 or 12 sections. This wedger works faster than cutting by hand, and produces a far more consistent result. easy to operate and easy to clean. This unit comes with a 6 section cutter, but a 12 section cutter is also available. The hand pusher unit can fit both the 6 or 12 blade cutter.