LamsonSharp Rosewood series stamped kitchen knives feature oiled rosewood handles that are extremely durable. The blades are one-piece full tang, made from hardened and tempered high-carbon stainless steel from the USA. The blades are also taper-ground, polished, hand-edged and honed. The handles are triple riveted with brass rivets for perfect balance and weight. All LamsonSharp knives are covered under the Sharp For Life program. All LamsonSharp knife owners can have their knives sharpened by the craftsmen who made them, for life. Lamson & Goodnow, the makers of LamsonSharp knives, have been handcrafting cutlery since 1837 in Shelburne Falls, Massachusetts. Lifetime warranty. Made in the USA.