high carbon steel (1095) differentially hardened by traditional clay-wrapping technique. The hardness of its Mune is ca 43° and the Ha (blade edge) is ca 58° HRC Rockwell. The blade spine is iori-mune, the edge is without Niku, ideal for tameshigiri (cutting sharp blade). Dimensions: Nagasa (blade length): 758 mm (2.50 shaku) Sori (from kissaki to habaki): ca. 20 mm (Thickness): ca. 7 mm (near Habaki) Saki-Haba: 22,5 mm. Moto-Haba: 32 mm. Balance point (measured from Habaki): ca.11 cm. Kashira (Cap): Beautifully carved. carbon steel, oxidized, black color. Tsuka (Grip): Wood grip, adapted to the tongue. Length 30 cm. Tsuka-ito (handle wrap): Pure silk. Tight. Samé: Real white ray skin. 2 Menuki: Brass, hand-polished, gold-plated. One each side, traditional mounting of Menuki. Habaki: Brass color. Made in 1 piece. Seppa: Copper. 2 Mekugi: Bamboo wood, based upon the traditional method to seat the pins. The 2 mekugi-ana are drilled diagonal and conical into the tongue. The mekugi are fitted from opposite side.. Tsuba (Guard): carbon steel, hand polished. Steel oxidized, black color. Saya (Scabbard): Selected white wood. Black lacquered. Curved according to the Sori. Saya with kurikata placed in ergonomic point. Sageo: black (cord used for tying the Saya to the Obi - knob on the Saya) 212cm
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