螺纹塞规环规通止规M5x0.8x0.5M6M7x1x0.75x0.56H6g7H

标 签: 螺纹 塞规

螺纹塞规环规通止规M5x0.8x0.5M6M7x1x0.75x0.56H6g7H
螺纹塞规环规通止规M5x0.8x0.5M6M7x1x0.75x0.56H6g7H

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