0.2mm wire Micro Small tension spring extension springs

extension tension springA:Wire diameter(d)=0.2mmouter diameter(D)=2mm length(L)=9mmB:Wire diameter(d)=0.2mmouter diameter(D)=3mm length(L)=6.5mmC:Wire diameter(d)=0.2mmouter diameter(D)=2mm length(L)=8mmD:Wire diameter(d)=0.2mmouter diameter(D)=1.5mm length(L)=5mmE:Wire diameter(d)=0.2mmouter diameter(D)=2mm length(L)=9.5mmF:Wire diameter(d)=0.2mmouter diameter(D)=2mm length(L)=5mm