Description 12 20mm HSS CO 3 Flutes Milling Cutter CNC Milling Tool for SteelSpecifications Product Name3 Flutes Milling CutterMaterialHSS COCoatingNo CoatingFlute3 FlutesBlade Diameter12 14 16 18 20mmQuantity1 Pc Milling CutterShank DiameterBlade DiameterWorking LengthTotal Length12mm12mm26mm83mm14mm16mm16mm32mm92mm18mm20mm20mm38mm104mm Features M35 material can process stainless steel die steel and other difficult to machine steel parts M35 is a cobalt containing 5 high speed steel Compared with cobalt high speed steel m35 is cheap and easy to process Through proper heat treatment high hardness high red hardness and high wear resistance can be obtained The toughness and flexural strength are not lower than ordinary high speed steel it can overcomes early damage risk such as mold edge collapse and cracking Package Included 1 Pc x3 Flutes Milling CutterMore Details