Standard Carbide 556SS Description Head Diameter (mm): 0.8 Head Length (mm): 4.2 Overall Length (mm): 16.5 An account is required to purchase on Trihawk. More info Create account Login SKU: FG 556SS Categories: Standard Carbide Burs, Short Shank Crosscut Straight Fissure Related products Standard Carbide 8 Head Diameter (mm): 2.3 Head Length (mm): 2.3 Overall Length (mm): 19.5 Standard Carbide 33 1/2 Head Diameter (mm): 0.6 Head Length (mm): 0.6 Overall Length (mm): 19.5 Standard Carbide 35SS Head Diameter (mm): 1.0 Head Length (mm): 1.0 Overall Length (mm): 16.5