Features Made of tungsten carbide steel for high hardness, high abrasion resistance and high heat resistance. Total 10 pieces double cut burrs in various shapes that you can use for many purposes. m shank would fit many electric powered or pneumatic powered tools and machine tools. Can be used for carving, shaping and for the removal of edges or corners, burrs and excess material. Widely used in machinery, aviation, automobiles, ships, chemical industry, craft, carving, etc. Made of tungsten carbide steel for high hardness, high abrasion resistance and high heat resistance. Total 10 pieces double cut burrs in various shapes that you can use for many purposes. m shank would fit many electric powered or pneumatic powered tools and machine tools. Can be used for carving, shaping and for the removal of edges or corners, burrs and excess material. Widely used in machinery, aviation, automobiles, ships, chemical industry, craft, carving, etc. Specification: Material: Tungsten carbide steel Shank Diameter: m / 0.12in Head Diameter(Optional): 4mm / 0.16in, 6mm / 0.24in Type: Type A: Double cut cylinder shape Type C: Double cut cylinder ball head Type D: Double cut ball shape Type E: Double cut oval shape Type F: Double cut curved round head Type G: Double cut curved pointed head Type H: Double cut torch shape Type L: Double cut cone shape flat tip Type M: Double cut cone shape pointed head Type N: Double cut inverted cone shape Weight: 60g~74g / 2.1oz~2.6oz Package list 10 * Burs Package List