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Straight fluted taps are the most affordable and simplest taps. The tap is designed for manual or hand use, and the thread on the tap is straight. Besides, this tap is also suitable for through holes or blind holes.

DIN5157 HSS M2 hand tapping tool set is made of high-speed steel M2 material, which has excellent wear resistance and cutting performance. Suitable for internal thread processing of metal materials, including steel, aluminum alloy, etc. Its advantages include high hardness and strong wear resistance, and it is suitable for high-intensity thread processing. However, its disadvantage is that it has poor processing effect on non-metallic materials.