The blade has been constructed from hardened 1045 carbon steel. The blade comes sharp. The saya is wooden with a black Matte finish and black cotton sageo. The habaki is brass. Cast Metal fittings in black finish. The ito is black cotton with alternating cross overs over real ray skin samegawa. The tang is pinned with bamboo mekugi.

blade: hardened 1045 carbon steel
Hamon: standard pattern
saya is wooden with a black matte finish and black cotton sageo
tsuba is blackened iron
tang is once pinned with bamboo mekugi
ito is black cotton with alternating cross overs over real ray skin samegawa
Overall Length: 79 cm, 31.10 "
Nagasa Length: 53 cm, 20.86 "
Tsuka Length: 26 cm, 10.24 "
Overall weight: 1038 g, 36.61 oz
Weight W/O Saya: 882 g, 31.11 lbs
Lamination: Mono Steel
Blade: Very Sharp
Tsuba & Fittings: Metal
Tsuka Material: Chemical Fiber

Now wit h musashi certificate rather than onikiri photographed