1. Multi Uses: burr set is suitable for tool making, engineering, wood carving, welding, chamferring, casting, deburring, grinding, sculpting, etc. 2. Wide Application: Die grinder burr bits can be used for aviation, automobile, ship, boats, industrial engineering and so on, practical and helpful tools. 3. Advantages: burr files can be used with handheld electric or pneumatic tool, high efficiency, helping you get things done more easily and quickly. 4. Carbide Material: burr bits are made of heat treated carbide, high hardness and high strength, high temperature resistant, not easy to break. 5. Package Includes: The package includes 10pcs files, A0613M03‑100, C0613M03‑100, D0605M03‑100, E0610M03‑100, F0613M03‑100, G0613M03‑100, H0613M03‑100, L0613M03‑100, M0613M03‑1000, N0607M03‑100. Specification: Item Type: Burr File Set Material: Carbide Package Includes: A0613M03-100, C0613M03-100, D0605M03-100, E0610M03-100, F0613M03-100, G0613M03-100, H0613M03-100, L0613M03-100, M0613M03-1000, N0607M03-100. Shank: Approx. 3mm/0.12in Cutter Head: Approx. 6mm/0.24in Length: Approx. 100mm/3.94in Description: Letters represent the international serial number of this product, the first two digits are the diameter of the tool head, the third and fourth digits are the length of the tool head, M03 is the diameter of the tool handle, -100 represents the length of the tool handle (The length of the tool handle may have an error of about 0.5cm ) Applicable Models: Suitable for aviation, automobile, ship surface grinding, etc. packing list: 1 xRotary Burr File Set (10pcs)