The Dormer E501 HSS Metric Coarse Left-Hand Tap, specifically engineered for professional-grade performance, ensures precision threading in left-hand applications. Featuring a coarse thread pattern, the E501 is optimised for threading a wide range of materials, including metals, plastics, and composites. Its left-hand design offers versatility for diverse threading tasks, enhancing efficiency and convenience. Constructed from high-speed steel (HSS), this tap delivers superior durability and longevity, even under rigorous working conditions. Its robust construction ensures consistent performance, allowing for prolonged use without compromising thread quality. Specifications • Type: Plug • Thread Diameter: M20 • Thread: 2.5mm • Total Length: 112mm