10 Wood Rasp Set Rasp Set Wood Shank Milling Kit Drill Bit Drill Tools Wood Carving Sander Wheel Sander Cone Shank Twist Drill Bit For Rotary Tools High quality: made of CC45 steel, black tempered for a clean and durable surface Length Total length: approx. 58mm, top diameter 12mm, top length 25mm, shank length 29mm, shank diameter 6.3mm(1/4"); Ideal for woodworking and wood carving: This set of rotary burrs is ideal for grinding, polishing, shaping and polishing soft wood, plastic and rubber surfaces. Easy to use: This rotary burr set has 6.3mm(1/4" Inch) shank which is suitable for all drill bits. Don't worry if it doesn't fit your drill, help you enjoy woodworking; Note: The data is all manual measurement, please allow 1 - 3cm error, Due to the light and display difference, there will be a certain color difference, depending on the physical object received. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.