Series E001 HSS-E Spiral Point Taps - Metric. Steam Tempered Metric. Multi-application machine taps offering superb performance in a wide range of materials. Programme includes DIN and ISO standard taps each with a choice of finishes: Bright, Steam Tempered or Titanium Nitride Coated (TiN). Wide selection of different thread forms: Metric, Metric Fine, UNC, UNF and (G)BSP.