RV-103 Three In One Rivet Machine RV-103 functional punch and fastening female&male rivets in one machine,it equals to 3 machin RV-103 Three In One Rivet Machine Feature:1. RV-103 functional punch and fastening female&male rivets in one machine,it equals to 3 machine.2. It can reach the highest efficiency,easy change,simple replacement of die or component.