The Wusthof WT1040102920 formerly known as the WT4518/20B is the updated and latest version of the superbly engineered Wusthof Knife. It features the updated logo and branding and all the most recent design developments from this world class German Knife manufacturer. The Wusthof Classic 20cm fish filleting knife is designed with a thin, flexible, blade to allow easy filleting of all types of fish. Wusthof Classic fish filleting knife 20cm blade length Dishwasher safe but not recommended. Quality made - Solingen, Germany The full bolster protects the hand, ensuring safety and a well-balanced distribution of weight. The robust handles are riveted for durability. Robust, sharp and functional – the classic kitchen tool. Forged from a single piece of chromium-molybdenum-vanadium steel. Particularly sharp thanks to the laser-controlled sharpening process, PEtec. The full bolster protects the hand, providing safety and balance. The robust handles feature durable rivets and no joints. A variety of models available with over 70 blade shapes (from 6 – 36 cm blade lengths).