Frodo Mammoth Yuka | N.L. KnivesKnife Frodo "Mammoth Yuka" is a great custom gentlemen's front flipper created by N. L. Knives. "N. L. knives" is a new ambitious custom knives workshop in Russia founded by two knife makers Anton Nikolayev and Yuriy Lukianov. All N. L. Knives are handcrafted from premium materials and hand carved by very skilled artists. Frodo "Mammoth Yuka" knife is a perfect size front flipper with beautiful Timascus and Mammoth Tooth scales. This knife has