1This set of end mills are made from high quality tungsten carbide for good hardness and the cutting edge is quite sharp 24mm cutting edge and 4mm standard shank diameter would fit for many milling machines or CNC cutting machines 3Single flute designed end mill with sharp cutting edge would offer a smooth cutting surface and chip clearing 4There are total 10 pieces end mills in this set that would be great replacement 5Usually these end mills are used for cutting acrylic, PVC, MDF, density board, wood and many other soft materialsDescription:This is a set of single flute end millscutting tool used in industrial milling applications. It is distinguished from the drill bit in its application, geometry, and manufacture. Singleflute end mills are used for superior chip evacuation in high speed milling. These end mills are made of tungsten carbide which will tolerate a lot more heat while still keep a good hardness.Features:Thisset of end millsaremade from high qualitytungsten carbidefor good hardness and the cutting edge is quite sharp.4mmcutting edge and 4mm standard shank diameter would fit for many milling machines or CNC cutting machines.Single flute designed end mill with sharp cutting edge would offer a smooth cutting surface and chip clearing.There are total 10 pieces end mills in this set that would be great replacement.Usuallythese end mills are used for cuttingacrylic, PVC, MDF, density board, wood and many other soft materials. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store