Machining > Threading > Taps > Metric - Straight Flute Taps | Suttons Straight Flute Taps N | Dimensions | d1: MF18 | d2 (mm): 14 | l1 (mm): 110 | l2 (mm): 25 | l4 (mm): 14 | Square Size (mm): 11 | z: 4 | Drill Size (mm): 16.5 (drill) | Pitc (mm): 1.5 (TPI) | Features | General purpose use, materials up to approx. 1000 N/mm2 | Through & blind holes | Suitable for machine operations | Depths up to approx. 1 x d1 | Specifications | Designation: N (for normal and general purpose type materials) | Material: Premium Grade High Speed Steel (HSSE-V3) | Finish: Titanium Nitride (TiN) | Max Cut Depth: 1xD | Shank Form: Reduced Shank (with square drive) | X: als | Type: Straight Flute | Standard: DIN386 | Thread Form: ISO Metric Fine (MF) | Nut Tolerance: ISO 2 / 6H | Lead: Form C / 3 x P | Applications | Steel - Non-alloy, cast & free cutting (~ 0.15 %C): Annealed | Steel - Non-alloy, cast & free cutting (~ 0.45 %C): Annealed | Steel - Non-alloy, cast & free cutting (~ 0.45 %C): Quenched & Tempered | Steel - Non-alloy, cast & free cutting (~ 0.75 %C): Annealed | Steel - Low alloy & cast