Specification AgeRangeDescription : Kid Brand : uxcell BulletPoint1 : Specifications: Shank diameter: 6mm(1/4"), cutting edge diameter: 6mm. Fits most rotary die grinders BulletPoint2 : High-speed Steel Tool: Good for general purpose applications, offering combination of hardness and toughness for wear resistance, long service life BulletPoint3 : Double Cut Design: The lines are crossed. Double groove rotary files are more suitable for the object density is relatively low, such as Wood, Plastic, Aluminum BulletPoint4 : Versatile Use: Widely used for metalwork, tool making, model engineering, wood carving, jewelry making,welding, chamfering, casting, deburring, grinding, sculpting BulletPoint5 : Tips: Requirement of the carbide burrs rotating speed is: 4000-50000 rpm. Always ensure your burrs shank is well inserted into your collet and clamped down tightly BulletPoint6 : - Made in Germany Color : Single Cut Cylinder CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 053926777297 ExternallyAssignedProductIdentifier2 : 0053926777297 ExternallyAssignedProductIdentifier3 : 00792024378653 IncludedComponents : 2Pcs Tungsten Carbide Rotary Files ItemName : uxcell HSS Rotary Files 1/4" Shank, Double Cut Top Flat Cylinder Shape Rotary Burrs Tool 6mm Dia, for Die Grinder Drill Bit Wood Soft Metal Carving Polishing Model Engineering ItemPackageDimensions_Height : 10.5918 centimeters ItemPackageDimensions_Length : 1.397 centimeters ItemPackageDimensions_Width : 8.4074 centimeters ItemPackageQuantity : 1 ItemShape : Cylindrical ItemTypeKeyword : cutting-burs ItemTypeName : KRAUSE BUR Manufacturer : uxcell Material : High Speed Steel MeasurementSystem : Imperial ModelName : KRAUSE BUR ModelNumber : a19021200ux1220 NumberOfBoxes : 1 NumberOfItems : 2 NumberOfPieces : 6 PartNumber : a19021200ux1220 PowerSourceType : hand_powered ProductDescription : ▶Description: These burrs are made of high speed steel for high hardness, high abrasion resistance and high heat resistance. Works with mostly small rotary tools for DIY carving fans.