... 2.surface: zinc,nickel,chrome 3.free sample 4.after-sales service Specifications of steel Semi Tubular Rivet ... Material 1) Steel 2) Brass4 Diameter: 3.2mm, 4.0mm, 4.8mm, 6.4mm, (1/8'', 5/32'', 3 ... 41.471.551.7014132.39 / 2.294.88 / 4.602.54 / 2.492.51.551.651.801312½2 ... .56 / 2.464.88 / 4.602.72 / 2.672.71.681.801.9512½ ... .16546.02 / 5.8913.00 / 12.576.30 / 6.236.34.224.374.62436.35 / 6.2313.00 / ...