Specifications: 
TF--Taper Flat End 
TR--Taper Round End 
TC--Taper Conical End 
FO--Flame Ogival End 
SF--Straight Flat End 
SO--Straight Ogival End 
SR--Straight Tound End 
RS--Rounded Shoulder 
EX--Special(Extra)shape 
BR--Ball Round Type 
BC--Ball Collar Type 
DI--Double Inverted Cone 
S--Short Shank 
SS--Super Short Shand 
C--Coares 
F--Fine 
EF--Extra Fine 
SI--Single Inverted Cone 
WR--Wheel Round Edge 
CR--CR Inaly Preparation Dia-Burs 
CD-Children's Dentistry Dia-Burs