DRILLCO DRL215N148F - 3/4"" - 16 Nitro Max Spiral Point Tap"Brand Drillco Product SKU 215N148F Category Taps Size Fractional Material Cobalt Finish Coating Black Oxide Pack Quantity 1 Size 3 4 Overall Length "4 1 4""" Flute Length Description Nitro Max ANSI ANSI taps are produced with a reduced neck to allow for longer reach improved coolant flow and easier chip evacuation. Manufactured from M35 Cobalt (HSS E) with a high vanadium content these taps offer higher heat resistance and red hardness over