General description This Dormer E500 HSS Coarse Tap is a high-speed steel (HSS) machine screw tap designed for precise threading in various materials. It is suitable for use with manual tools or machines, offering versatility for different applications. The tap is ideal for creating internal threads with a diameter of 12.0 mm and a thread length of 22 mm. It features straight flute geometry, ensuring efficient cutting and chip removal, and is part of a set that includes taper, intermediate, and bottoming taps, which are used for different stages of threading, especially in blind or through holes. Technical specifications Size: 12.0 mm diameter Thread length: 22 mm Material: High-Speed Steel (HSS) Surface treatment: Bright finish Tolerance: Class 2 for 6H fit Chamfer types: 1, 2, and 3 (serial no 4 and 5) Flute geometry: Straight flutes Standards: ISO 529 Compatibility and accessories Compatible with machine tools and manual tapping Part of a set including taper, intermediate, and