Overview Reviews Product Description HSSE - for toughness and increased wear resistance TiAlN coated - increases wear resistance, improves chip flow and reduces chip welding 40° Degree helix Designed to produce a 6H class of fit Shorter thread length for better chip evacuation and reduced contact with workpiece ANSI shank / ISO length Spiral flute taps are designed for blind hole applications and lift chips out of the hole Designed for tough materials such as stainless steel and tool steel up to 35Rc Clarkson Osborn Catalog Product Videos Custom Field Size M22 - 2.50 Flute length 38mm Overall length 118mm Package quantity/sold as each 1 Product Reviews Write a Review Write a Review × Clarkson-Osborn M22 - 2.50 HSSE Blue Ring Spiral Flute Tap CT57220 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *