- Zheng Wu Production Katana - Features 1095 Carbon Steel Blade with Hi - Quenched in water and heat treated - Differentially hardened using clay producing a 60 HRC edge while maintaining a resilient 45 HRC body - Full-Tang with traditional single peg construction - Rayskin panels wrapped in cotton cord wrap - Copper Tsuba, Brass kashira and fuchi - Comes with display case, sword bag and cleaning kit