High Quality CNC Cutting Tool DCMT11T304/08 machining steel, stainless steel, cast iron DCMT11T304/08 turning insert is well applied to workpiece steel, stainless steel, cast iron and it can work mild or high hardness workpiece HRC30-45,HRC45-60 beside, it be alternative of finishing, semi-finishing, rough machining. Coating color: Copper color, Yellow, Blackish. Standard size specification PVD Coating Hardness HRC30-45, Application Scope- Steel, …