SA Burs - Cylindrical No Endcut
SB Burs - Cylindrical With Endcut
SC Burs - Radius Cylinder
SD Burs - Ball Shape
SE Burs - Oval Shape
SF Burs - Tree Shape
SG Burs - Pointed Tree
SH - Flame Shape
SJ Burs - 60º Included Cone
SK Burs - 90º Included Cone
SL Burs - 14º Included Cone
SM Burs - Pointed Cone Shape
SN Burs - Inverted Cone Shape