Dormer E544 HSS BA Spiral Flute Tap 4 BA Sprial Flute

Featuring a spiral flute design, the Dormer E544 efficiently removes chips and debris, making it ideal for threading blind holes. This design enhances the tap's ability to create clean, accurate threads, reducing the risk of tap breakage and improving overall productivity. Crafted from high-speed steel (HSS), this tap offers exceptional durability and longevity, ensuring reliable performance even in demanding applications. Features & Benefits • Spiral Flute (40°) • High Speed Steel • Steam Tempered • ISO529 • Chamfer: C 2 – 3 Specifications • Diameter: 4BA • Thread Pitch: 0.66mm • Overall Length: 50mm