Overview Reviews Product Description HSSE - for toughness and increased wear resistance TiAlN coated - increases wear resistance, improves chip flow and reduces chip welding 15° 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 high tensile materials such as tool steel, high tensile steel, case hardening steel Clarkson Osborn Catalog Product Videos Custom Field Size M30 - 1.50 Flute length 48mm Overall length 138mm Package quantity/sold as each 1 Product Reviews Write a Review Write a Review × Clarkson-Osborn M30 - 1.50 HSSE Red Ring Spiral Flute Tap CT53301 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *