WIDIA GTD, M3x0.5 Thread Size, 7.95 mm Thread Lg, Spiral Flute Tap - 13X335|16053 - Grainger
Spiral Flute Metric Thread Taps Straight Flute Machine Screw And Die Plug Set Machine Tap For Hss With Coating Titanium Material - Tap & Die - AliExpress
Picking the Right Tap in Metalworking | Triumph Tool Ltd.