The Guhring No 17 is a professional-grade 50-piece HSS drill bit set with TiN coating, spanning 1.0mm to 5.9mm in precise 0.1mm increments. This comprehensive set is manufactured in Germany using quality German steel, making it ideal for tradespeople requiring reliable precision drilling across a wide range of diameters. These Type N DIN 338 straight shank twist drill bits feature a 118° point angle and are specifically engineered for drilling steel, high alloyed steel, grey cast iron, spheroidal graphite iron, and malleable cast iron. The titanium nitride coating enhances wear resistance and extends tool life, particularly valuable for contractors working with ferrous materials on a regular basis. The set provides exceptional versatility with 50 individual drill bits covering every 0.1mm increment, ensuring you have the exact size needed for precision engineering and metalworking applications. Each drill bit conforms to h8 tolerance standards and offers a machining depth of approximately 5 times the diameter. The complete set is supplied in a protective case for organised storage and transport. Features and Benefits: • TiN coating for enhanced wear resistance and extended tool life • Comprehensive 50-piece set with 0.1mm increments eliminates size gaps • German-manufactured using quality German steel for consistent performance • Optimised for ferrous metals including various steel and cast iron types • Supplied in protective case for organised storage and job site portability Specifications: Diameter: 1.0mm - 5.9mm Increasing By: 0.1mm Pieces in Set: 50 Guhring Code No: 6.015 Optimal Suitability: Steel, High Alloyed Steel, Grey Cast Iron, Spheroidal Graphite Iron, Malleable Cast Iron Limited Suitability: Aluminium, other Non Ferrous Metals Tool Material: HSS Surface: TiN Cutting Direction: Right Machining Depth: ~5xD Standard: DIN338 Type: N Point Angle: 118° Tolerance: h8 Contents: Diameters 1.0mm to 5.9mm in 0.1mm increments (50 drill bits) Case
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