DFN A-1.5D-IQ : Drill body with exchangeable heads, internal coolant holes and flat shank. Drilling depth: 1.5xD
Catalog No : 3203618 - DFN 1457-218-125A-1.5D-IQ
Do not mount smaller drilling heads than specificed range for drill body.
Hole tolerance in average conditions, however, it can be higher or lower according to machine and tooling conditions.