The helical coolant ducts ensure very high stability, since they do not weaken the core of the drill.
Bore tolerance: −0.1 / +0.3 mm
The GARANT Power Drill for very high performance and dimensional accuracy. Even for very difficult drilling situations up to 5×D.
With indexable inserts No. 234030 - 234098.
Other intermediate sizes in 1/10 increments available on request.