Established in 1982, Shyang-Twu is recognized as one of the major manufacturers and exporters of a complete line of cam & groove couplings in various alloys and accessory in Taiwan. Our Cam and Groove Couplings are produced to interchange dimensionally with the US Federal Military specification A-A-59326A (Former MIL-C-27487) or EN14420-7 (Former DIN2828). And maintained a certified quality management system according to the valid standard ISO 9001. https://www.shyangtwu.com.tw/