3.17 MM x 8.44 MM Shank, 6.53 MM x 0.99 MM Dome Head, 0.205 to 0.255" Grip Range, Low Carbon Steel, Rivet Rivet Shank Diameter 3.17 Millimeter Shank Length 8.44 Millimeter Head Type Dome Head Diameter 6.53 Millimeter Head Thickness 0.99 Millimeter...