OSG Threading Tap - BSP Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1/2 x 14OSG BSP Spiral Flute Threading Tap is a precision tapping solution designed for blind hole BSP threads. Crafted for professionals who demand consistent, accurate results, this tap combines durability with reliable performance in demanding metalworking tasks. Tap Type: BSP Spiral Flute Threading Tap for blind holes, optimized for true BSP threading. Material: HSS E (high speed steel with cobalt) for enhanced hardness and wear resistance. Coating: Steam