Zwilling is proud to partner with "The Master of the Blade" Bob Kramer. Bob Kramer FC61 Stainless Steel knives use traditional craftsmanship by skilled Japanese artisans. The blade features FC61 stainless steel with fine-carbide distribution for an ultimate sharp edge. The full tang tapered, triple-riveted, brushed polymer handle is able to withstand extreme temperatures while resisting wear after use. Features a signature center pin handcrafted by Bob himself. The blades are extra-wide, so your knuckles don't make contact with your cutting board. Made in Seki City, Japan with a lifetime warranty.