Note: For each Lmin Lmax pair, click on "More Info" in order to see which drill they refer to
Lmin & Lmax dimensions are based on the 45° chamfering insert
It is recommended to apply external coolant on the chamfering inserts. Reduce the recommended feed and speed of the drill being used by 50% when machining maximum chamfer size.
Chamfering angle (a°) depends on the chamfering insert being used