Plum-linked metal diaphragm coupling universal coupling

Small gimbal variety, type, size lot, correct understanding of variety, type and specifications of each concept, based on the transmission needed to select the small joints, first select the standard has been developed from a small universal joint China's current national standard and the development of the subject line of a dozen, the vast majority of these standards are generic small joints small joints, each a small joints have their own characteristics and scope, Meng Hui 13910330468