Standard Carbide 331DescriptionHead Diameter (mm): 1.0Head Length (mm): 2Overall Length (mm): 19.5 An account is required to purchase on Trihawk. More info Create account Login SKU: FG 331 Categories: Standard Carbide Burs, Pear Related products Standard Carbide 4 Head Diameter (mm): 1.4Head Length (mm): 1.4Overall Length (mm): 19.5 Standard Carbide 4SS Head Diameter (mm): 1.4Head Length (mm): 1.4Overall Length (mm): 16.5 Standard Carbide 56 Head Diameter (mm): 0.8Head Length (mm): 4.2Overall Length (mm): 19.5