MNC-7/8D : Large diameter full effective indexable drills with a pilot drilling head and one flat shanks. Drilling depth 7 and 8xD. High drilling rates, high accuracy and surface finish.
Catalog No : 3321308 - MNC 392-289 A40-219-10-7D
Pre-centering is required when using ICP and ICM inserts
Hole tolerance: D+0.10/-0.05 in average conditions. However, it can be higher or lower according to machine and tooling conditions