DOUBLE CONICAL CYLINDRICAL HELICAL DRILLS, GROUND, SPEEDMASTER

Helical cylindrical drill bits HSS-G DIN 338 Ground Speedmaster® have specific technical features such as: 3 flats on the shank for full power transmission (Ø > 5 mm), wide smooth flutes on the helix for easy chip removal, special sharpening with self-centering micro-tip, double pair of cutting edges with variable clearance for maximum cutting capacity with long-lasting cutting edge and chip breaker pair at the tip that prevents the formation of built-up edges. The Speedmaster® performs highly professional cuts with portable or stationary drills on alloyed and highly alloyed steels, stainless steel up to R ≤ 900 N/mm², iron, aluminium, metals.

**images are for illustrative purposes only.

Specifications

Technical Data Sheet

Video