The heller long series drill bits are designed for long reach applications and cater for all engineers drilling needs and offer a solution to all drilling problems where other drills cannot cope or stand up to modern manufacturing speeds and methods.

Specification


Highly-precise and durable when drilling in metal.
Extra-long for large drilling depths, e.g. when drilling through drill bushes
Highly-precise and durable with best finish in metal
Precision grinding of grooves and diameters for outstanding centring
Manufactured as per DIN 340
Reinforced core for greater break resistance


Size

4.8mm x 132mm Long