M4 0.7，M5 0.8，M6 1，M8 1.25，M10 1.5，M12 1.75，M14 2，M16 2，M18 1.5，M20 1.5，M22 1.5，M24 2，M27 2，M30 2. Thread type: Male Thread ，Female Thread. High-speed, high-precision, high-stability and good stability.
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