Features:<br> hese rotary burrs are made of 45 steel, which has advantage of high work efficiency, good grinding effect and long service life.<br> The wood carving drill bit is designed with 1/4 inch round shank for clamp firmly, which is fit most rotary tools. Suitable for fine detail work, cutting, engraving and finishing.<br> Rotary burr- processing efficiency than the manual file to improve of times, than with a small handle wheel to improve nearly ten times.<br> It has 5 different shapes burr, including round, oval, cylinder, large cone and small cone to satisfy all you demand. Cuts soft wood and plastic effortlessly.<br> It is suitable for grinding, polishing, shaping, carving, chamfering, deburring and burnishing. It is perfect for low hardness of the workpiece, such as soft wood and plastic.<br> <br> Specifications:<br> Material:Stainless Steel<br> Heads Diameter:11mm/0.43''<br> Shank Diameter:6mm/0.24''<br> Length:Approx.59mm/2.32''<br> <br> Note:<br> Please allow 1mm errors due to manual measurement. <br> Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> <br> Package includes:<br> 5x Rotary Burr Rasp Set