Features 1. Multi Uses: Rotary burr set is suitable for tool making, engineering, wood carving, welding chamfering, casting, deburring, grinding, and sculpting. 2. Wide Application: Die grinder burr bits can be used in aviation, automobile, ship, boats, and industrial engineering; practical and helpful tools. 3. Advantages: Rotary burr files can be used with handheld electric or pneumatic tools, offering high efficiency to help you complete tasks more easily and quickly. 4. Carbide Material: Rotary burr bits are made of heat-treated carbide, providing high hardness, high strength, high temperature resistance, and durability. 5. Package Includes: 10 pcs rotary files in assorted shapes and sizes. Specification Item Type: Rotary Burr File Set Material: Carbide Package Includes: 10 pcs rotary burr files (A0613M03-100, C0613M03-100, D0605M03-100, E0610M03-100, F0613M03-100, G0613M03-100, H0613M03-100, L0613M03-100, M0613M03-100, N0607M03-100) Shank: Approx. 3mm / 0.12in Cutter Head: Approx. 6mm / 0.24in Length: Approx. 100mm / 3.94in Note: Letters and numbers represent standard model designations. The first two digits indicate the tool head diameter, the next two digits indicate the tool head length. M03 refers to the shank diameter, and -100 refers to the shank length. Slight variation in length may occur. Applicable Models: Suitable for use in aviation, automobile, shipbuilding, and surface grinding applications. Package List 1 x Rotary Burr File Set (10 pcs)