3 straight flutes are ground to provide provide downward chip removal, with clear threads and sharp cutting edges. Spiral Point Tap: Thread size: M2.5 x 0.45 thread tolerance: H2 thread length: 12mm / 0.47" plug chamfer and right hand thread cutting.High-speed steel metric taps offer high hardness and good toughness for wear resistance, fast cutting speed and long service life, well suited for general purpose applications. Recommended feed speed: ordinary steel: 6-15m/min harder steel material: 5-10m/min stainless steel: 2-7m/min cast iron: 8-10m/min. Machine taps used with drilling machines, tapping machines, automatic machines, machining centers, CNC, milling machines, not recommended for hand and electric drill tapping.Straight flute design, rapid downward chip removal for efficient threading, clear threads without burrs, right hand tapping direction.Add appropriate tapping oil for higher quality internal threads and more durable taps. Suitable for processing through holes or shallow holes on most metals, iron plate, copper, zinc, alloy steel, abrasive steel, A3 steel, stainless steel, etc.Ti-coated taps provide capability, durability and long service life. The thread tap can make new threads or re-thread damaged or jammed threads.
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