Long tapered carbide bur which creates a funnel shape for easy access in the pulp chamber. The noncutting tip (safe-ended) prevents penetration of the pulp chamber floor or the root canal walls. ToDent carbide burs are made of high-density, fine-grain metal that guarantees outstanding performance with long endurance. 

Advantages: 

1. Cutting efficiency and stability and last much longer 
2. Easier access in the pulp chamber 
   
3. Safe-ended, noncutting tip