German Professional High Speed Steel Drill Bit Set of 7 (twist shank) - with metal Pro Case
[Product Information]
PROFFI’s high speed steel (HSS) drill bit set is the best choice for professional and advanced specialists. 7 Drill bits are carefully selected to meet the needs of the most demanding professionals in all cases.
UNIVERSAL. Perfect for drilling constructional steels, concrete, carbon, alloyed, cast iron, plastic and other materials.
PRECISE. Each of the drill bit has split-point which ensures smooth drilling start and perfect accuracy.
SUPERIOR QUALITY. Drill bit set is made of M2 High Speed steel produced exclusively from three vendors: Erasteel (France); Beulmann (Germany); Boehler International (Austria). Furthermore, each drill bit is manually inspected by quality experts to ensure superior quality.
PERFECT HARDNESS. According to Rockwell scale Proffi’s drill bits scored 62,5 – 63,5. According to professionals and market experts score 63 provides the best durability as lower score might result in lower durability and higher score might results in fragility of the metal.