Langya [blade material] extreme manganese steel forged by hand Pure manual fine grinding [fittings] alloy suit total length: 116Cm blade length: 74cm handle length: 21cm blade width: 3.8cm blade thickness: 0.5cm weight: about 1.7kg [scabbard material] solid wood foreskin [suitable]: collection of self-defense lovers' delivery of housewarming gifts martial arts fitness exquisite furnishings [performance]: extremely sharp, easy to sweep water, cut iron and stab wood, and toughness up to 90 degrees [process]: the blade is tempered It is handmade by dozens of Longquan ancient methods, such as embryo beating, hot forging, shovel, file, grinding, heat treatment (quenching), tempering, preliminary repair, fine repair, etc