Description:

Tap Size: M3 x 0.5 metric thread, H2 thread tolerance grade. Straight flute design, downward chip removal, fast tapping with accuracy. Titanium coating can improve wear resistance, corrosion resistance and rust protection.. Applications: The thread tap is suitable for processing through holes or shallow blind holes. Perfect for tapping stainless steel, copper, aluminum, etc.. Micro taps are mainly used for watches and clocks, and drilling materials in low hardness, such as wood, plastic and soft metals.. Cobalt High Speed Steel Tool: Metric tap with cobalt has higher hardness and precision, better wear resistance and toughness, higher heat resistance. It is made by adding 5%-8% cobalt to the general-purpose high-speed steel.. Tips: Machine taps are suggested to be used with tap collets with overload protection. Hand use or electric drill use is easy to cause breakage to the tap, so it is not recommended. Recommended feed rate: General steel: 6-15m/min; harder steel: 5-10m/min; stainless steel: 2-7m/min; cast iron: 8-10m/min..