Open Type aluminum Blind Rivet with high quality and many sizes. Material: 1.Body: aluminum,stainless steel,copper,steel 2. Open Type Blind ... ,Electric equipment ,Building...4)Dia, Length 3.2 6,8,10,12,14,16,18,20,22,25 4.0 ... 6,8,10,12,14,16,18,20,22,25,28, ... 30,32,35,40 4.8 6,8,10,12,14,16,18,20,22,25,28 ... ,30,32,35,40 6.4 6,8,10,12,14,16,18,20,22,25,28, ...