It is a Tools/V-shape Carbide Bit/CNC Engraving Bits/Drill Bit/End Mill. Degree: 60 degree. Shape: V-shape. Material: Tungsten Steel. Application: It Is Mainly Suitable For The Engraving Of Color Plates, Acrylic, Plastic, Redwood, Hardwood, Medium Density Fiberboard And PVC Etc.