Alpen Carbide Instruments #R1331/2 Bur- 1 Pk of 5 Burs
([Henry Schein][1]). Bur Number: 33½. Manufacturer: COLTENE – Alpen®. Bur Number: 33½. Head Shape: Inverted Cone. Class II cavity preparations. Head Shape: Inverted Cone. Compact 0.7 mm head supports minimally invasive cavity preparation.