Wiseman Threading Tools Taper Lead Metric HSS Tap Right Hand - M27x2Wiseman Threading Tools: M27x2 Taper Lead Right Hand HSS Tap (Uncoated, Ground) When precision matters, this Wiseman M27x2 HSS tap delivers clean, accurate internal threads with dependable performance. Designed for general purpose tapping, the tap is uncoated and ground to a consistent geometry that produces true thread forms in a variety of metals. The taper lead helps start the thread smoothly, reducing the chance of cross threading and binding