Drop forged high carbon alloy steel. 高碳鋼材質 Induction hardened HRC 55-60. 刃口硬度 55˚ - 60˚ Cuts up to 0.78mm cold rolled steel or 0.45mm stainless steel.可剪 0.78mm 厚鐵板或 0.45mm 厚白鐵板