... to 60-61HRC. *Available size: 6.5",7",7.5",8",8.5",9" *Guaranteed to be Razor sharp. Advanced Sub-zero quench ... makes your finger comfortable holding*Hand-made two-piece style cutting scissors*Japanese V1 stainless steel, hardness: HRC61-62*Artificial diamond screw ... screw-in bumper*Available size: 6.5",7",7.5",8",8.5",9"Scissors, hair scissors razor edge ,hairdressing scissor