Europa Threading Tap - Spiral Point - Metric Coarse - HSS-E - Green Ring - M22 x 2.5The Europa Spiral Point Threading Tap is a precision tool for metric coarse threading, designed for M22 x 2. 5. It's built for engineers and machinists who demand durability and consistent results in demanding metalworking tasks. Threading Type: Spiral Point (gun style) design that pushes chips forward for clean, accurate internal threads in through holes. Size & Thread: Metric coarse thread, M22 x 2. 5, compatible with standard coarse thread