Alpen Drill cassette Sprint Master 50 pcs. Ø1.0-5.9mm

50 pcs. ø 1.0-5.9 mm 0.1 mm increments, universal twist drill, high elasticity, very well suited for use in hand drills, for machining alloyed and unalloyed steel, little feed pressure required even with larger diameters and maximum toughness with optimum Cutting performance, even with smaller diameters low risk of breakage due to high elasticity, due to an optimized drill geometry and the special ALPEN grind, the drilling time is reduced by around a third, longer service life, which is increased by the use of the highest quality HSS steel and a special heat treatment