ITEM NAME:10MM Tungsten Carbide End Mill 4 Flute Shank Drill 75MM Length Flat Bottom GOP.Four Flute Design Provides Small Chip Loads And Quicker Removal. 45 Degree Tungsten Steel Milling Cutter 1. Material: Tungsten Steel. We'd like to settle any problem in a friendly manner. Application Material:Wood,Plastic,Aluminum Plate Etc.