1.materail: carbon steel 2.length :11.7cm 3.thickness:2mm 4.OEM ... blade ): 11.7/ 4.2cmHRC:58-60Sharp blade with comfortable handle , strong spring and durable .Carbon steel via heat treatment , grinding blade , enable to ... , tailor scissors ,cutting scissors , yarn cutting scissors . cotton cutting high carbon steel yarn scissors , sewing scissors, tailor scissors, threadcutter with hat W-03