Condition:100% brand new and high qualityColor: as the pictureShank Diameter: 6mm， 1/4"Quantity: 6 pcsMaterial: High speed steelType: Rotary BurrOverall Length:about 53-55mmApplication: suitable for grinding metal， plastic， wood soft metal etc.Application of machine tool:Electric grinderPacking list:6pcs Rotary Burr Set