... .Head type: round 4.Material: steels RIVETS 1. Materials: Aluminum (5050)/ steel/ stainless steel2. Finish: baking vanish,3. ... head,4. Diameter: 3.2mm, 4.0mm, 4.8mm, 6.4mm, (1/8, 5/32, 3/16, 1/4 ... carton, without pallets,3. 1000 or 500 pcs/ box, 6 boxes/ carton, with palletsAdvantage: Riveting solid, simple operation, large ... manufacture, household and so on factory ALL color aluminum white blind rivet ...