Ougar8 1 1.5 2 3 4 5 6 8mm CNC Milling Cutter 4 Flutes HRC55 Tungsten Carbide Coated Square Flat End mill Endmills Spiral TiAlN Micrograin solid carbide Router bits(8pcs/lot) 1.Material: Tungsten carbide. 2.HRA92,4 Flutes.Max Cutting material hardness:HRC55 3.Center cutting.Coating witn TiAlN Can Cutting Harden materiel, 3 times Durable than Carbide. 4.For CNC,Drill press,Engraving machine.Aluminium,Metel,wookworking,alloy steel,stainless steel etc 5.Package: 8x End Mill Cutter CNC Bits