The DIAO - KP6856  is a tapered round shaped coarse diamond used for crown preparation.

The DIAO - KP6379  is an egg shaped coarse diamond used for crown preparation.

Football shape diamond bur, medium grit, 

 

Flame round end - Matches H274 carbide finisher series

The 379XC is an extra-coarse, football/egg shaped diamond used for fast, effective substance removal during crown preparation.

Komet's 4ZR is a coarse grit, cylinder round-shaped diamond used for cutting and removing all-ceramic crowns.

The 5855 is a tapered chamfer, super-coarsed (black) grit diamond preparation bur.
 

Komet's 5856 is a super-coarse, tapered chamfer diamond bur.

5379 is a super-coarse, egg-shaped diamond bur used for occlusal/lingual reduction.

6379 is a football/egg shaped coarse (green) grit, diamond bur used for bulk reduction during crown preparation.

The 5858 is a super-coarse, thin and tapered pointed diamond used for facial surface trimming and interdental separation.

Cylinder short