Step drills are ground from solid high speed steel. A range of hole diameters can be drilled using only one tool and holes are deburred automatically by the following step.

*Suitable for drilling in alloyed and non alloyed steel sheet, pipes and profiles upto 950N/mm2 and upto a wall thickness of 5mm. Also suitable for wood and plastics. 

*Spiral flut gives the faster drilling speed and faster dust rejection.

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