Knife and Pusher for French Fries Cutter - 20 x 20 mm Ideal for catering professionals, this Knife and Pusher for French Fries Cutter measures 20 x 20 mm. It is specially designed for Tellier brand French fries cutters on base, on board, with tube feet, bolt-on, and wall-mounted. Made of tinned steel, it is strong and durable. This product, of excellent quality, is made of tinned steel, a raw material that naturally includes irregularities unlike classic stainless steel.