Long Round Coupling Nut A2 Stainless Steel All Thread Cylindrical Nuts M3 - M16
Thread pitch: M3(0.5mm) / M4(0.7mm) / M5(0.8mm) / M6(1.0mm) / M8(1.25mm) / M10(1.5mm) / M12(1.75mm) / M14(2mm) / M16(2mm）. Round coupling nuts are used to hold two components together, usually with a threaded rod. ).