Straight Flute Tap, Thread Size 7/16 In.-14, UNC, Bottoming, Overall Length 3 5/32 in, High Speed Steel, TiN, Right Hand, Thread Length 1 7/16 in, 75 Percent Thread Drill Size U, Thread Limit H3, Class of Fit 2B The TiN coating on these taps protects them from wear and allows them to be used at higher speeds than taps with a bright finish. Non-coolant-through taps do not have coolant holes, so a separate hose is required to bring coolant to the cutting area if it is needed.
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