DFN A-8D-IQ : Drill body with exchangeable heads, internal coolant holes and flat shank. Drilling depth: 8xD
Catalog No : 3260032 - DFN 390-312-32A-8D-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.