German-made Panther?? burs are made from are high-quality hardened tool steel. Offered in several different sizes and styles such as hart, stone setting, cup, and more!Diameter (mm): 1.0, 1.2, 1.5, 1.6, 1.8, 2.0, 2.1, 2.5, 3.0, 3.3, 3.5 and 4.0Shank Dia...