Features 1.Multi Uses: Rotary 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: Rotary 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: Rotary 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 rotary files， A0613M03‑100， C0613M03‑100， D0605M03‑100， E0610M03‑100， F0613M03‑100， G0613M03‑100， H0613M03‑100， L0613M03‑100， M0613M03‑1000， N0607M03‑100. Specification Item Type: Rotary Burr File SetMaterial: CarbidePackage Includes: A0613M03-100， C0613M03-100， D0605M03-100， E0610M03-100， F0613M03-100， G0613M03-100， H0613M03-100， L0613M03-100， M0613M03-1000， N0607M03-100.Shank: Approx. 3mm/0.12inCutter Head: Approx. 6mm/0.24inLength: Approx. 100mm/3.94inDescription: 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. Package List 1 xRotaryBurr File Set (10pcs)