1) High Quality: This 5 Pieces Carbide Burr Set is made of high quality heat-treated tungsten carbide, ensuring its hardness can reach to HRC70;
2)Multipurpose Tools: Perfect for fine detail work,widely used for metalwork, woodworking, model engineering, wood carving, jewelry making,welding, chamfering, casting, deburring, grinding,ect;
3)Shapes inclede: Poninted Tree shape, Round Nose Cone shape, Cylinder with End Cut shape, Cylinder with Ball Nose shape, Ball shape. makes it fits for most DIY works, such as fine detail work, cutting, engraving, carving, touch-up and finishing.