Changzhou Chelis Hardware Co., Ltd is specialized in manufacturing Lock rivet, Lock bolt, Huck bolt (C6L ,C50L), Blind rivet, Cup-type outlock rivet, Bulb-tite rivet/ Tri-fold rivet, Stud bolt, Wheel bolt, Non-standard fasteners. Our products have been exported to many countries , like Australia, Britain, Canada, India, Russia,South Africa, South Korea, USA and so on.