... , bright polishing 3. Standard: DIN, ANSI, Russia 4. Passing HSS machine taps-spiral pointed tap/spiral flute tap/straight flute tap ... . Hand taps, 3PCS/set 2. Machine taps 3. DIN371/DIN376 4. Machine taps with spiral fule 5. Machine taps with straight flute 6 ... . Mainly export to Russia, Turkey, India HSS Machine Taps-Spiral Pointed Tap/Flute Tap/Straight Flute Tap