-Medium Flute coarseness. Good stock removal. Does a good job on blending and finishing. General purpose.
Wider spaced flute pattern. Rapid removal where finish is not a factor. For use on softer metals.
Close spaced flute pattern. Minimal removal. Best Finish is obtained from this cut.
(Can be put on burs with fine, standard or coarse cut)
A back cut (left-hand) equal to 80% or more of the number of flutes in the first cut. Used for fine tool control and to reduce chip size from grinding almost to a powder.
Double Cut- A back cut (left
hand) equal to 40-60% of the number of flutes in the first cut. Used for tool control and to break the chips from grinding into small slivers.
Chipbreaker Cut- Minimal depth crosscut flutes almost
perpendicular to the shape of the bur cutting surface. Used for good tool control and to break up the chip size From grinding.