The Dormer E542 features straight flutes, ensuring efficient chip removal and smooth cutting action. Its robust HSS construction provides exceptional strength and resistance to wear, guaranteeing long-lasting performance even under demanding conditions. The straight flute design facilitates efficient chip removal and smooth cutting. Precision crafted for creating British Association threads in various materials. Features & Benefits • Bright uncoated finish • High speed steel • Normal fit class for pipe thread • Straight flute geometry • ISO 529 • Right hand rotation/cutting Specifications • Diameter: 5BA • Thread Pitch: 0.59mm • Thread Diameter: 3.2mm • Threading Length: 14.5mm • Type: Plug