... or visible.2. No stratification, burr, sripe,pit etc in the side of rivet head3. no liable to oxidization ... Field:Our Rivets series electrical contacts is widely used in small and medium-sized current contactor,starter,temperature controller ... .0,1.20.35~0.51.56,83.51.5,2.01~3.04.01.0,1.2,1 ... .55.01.0,1.21.5,2.00.4~0.62.510,155.52.5,3.06.03.015,206 ... .51.2,1.5,2.00.5~0.73.0,3 ...