steel rivets 1.material: brass,steel,aluminum 2.surface: zinc,nickel,chrome 3.free sample 4.after-sales service Specifications of steel Semi Tubular Rivet: 1 Standard: DIN, ISO, 9001:2008, RoHS, complicant2 Body Type 1) Open 2) Closed3 Material 1) Steel 2) Brass4 Diameter: 3.2mm, 4.0mm, 4.8mm, 6.4mm, (1/8'', 5/32'', 3/16'', 1/4'')5 Length: 6mm - 30mm6 Head type: dome head. CSK head, large flange ...