Metric Thread Tap Size: Thread size: M2.5 x 0.45; accuracy: H2; square shank width: 2mm / 0.08 inch; thread length: 15mm / 0.59 inch; total length: 47mm / 1.85 inch. The screw taps can make new threads or re-thread damaged or jammed threads.. Straight Flute Tap: Straight flutes are ground to provide rapid downward chip removal for efficient threading. Clear threads without burrs, right hand tapping direction. Good for processing through or shallow holes.. Wide Applications: The mini metric taps are mainly used for clocks, watches, low hardness wood and soft metal hole processing. Suitable for processing most metals, iron plate, copper, zinc, alloy steel, abrasive steel, A3 steel, stainless steel, etc... High-speed Steel Tap: Provide high hardness and toughness for wear resistance. Uncoated taps feature just the base substrate without any additional coatings, and fit a wide range of applications.. Tips: Used with proper tapping oil for higher quality threads and more durable taps when tapping. Machine taps are used with tapping machines, drilling machines, automatic or milling machines, CNC. Recommended feed speed: ordinary steel: 6-15m/min; harder steel material: 5-10m/min; stainless steel: 2-7m/min; cast iron: 8-10m/min. NOT recommended for hand and electric drill tapping..
