General description The Dormer E500 HSS Coarse Tap is designed for cutting internal threads with a straight profile. This versatile tool can be used by hand or in a machine, making it suitable for tapping through or blind holes in various materials. The HSS hand tap NO2 features a metric M20 thread with a 2.50 mm pitch and a 6H tolerance class, ideal for precise internal threading in metalworking applications. Technical specifications Thread type: Internal, straight profile Thread size: M20 x 2.50 mm Tolerance class: 6H Material: High-speed steel (HSS) Surface finish: Polished Shank diameter: 14 mm Drive type: Square (11.2 mm) Overall length: 14 mm Thread length: 29 mm Cutting direction: Right-hand Applicable for through and blind holes Compatibility and accessories Compatible with standard tap wrenches and handles designed for square drives Installation Insert the tap into a suitable tap wrench or handle with a matching square drive Secure the tap firmly to prevent slipping during