Guhring No 17 50 Piece HSS TiN Coated 1.0mm -5.9mm by 0.1mm straight shank twist drill bit Set. Type N DIN 338. Ideal for drilling Steel, High Alloyed Steel, Grey Cast Iron, Spheroidal Graphite Iron and Malleable Cast Iron. 118° point angle. Supplied in a case. All Guhring drills are manufactured in Germany using quality German steel. 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